10-K Filing

FORTINET, INC. CIK: 1262039 FY 2021

Filing Information

Form Type	10-K
Accession Number	`0001262039-22-000008`
Period End Date	20211231
Filing Date	20220225
Fiscal Year	2021
Fiscal Period	FY
XBRL Instance	ftnt-20211231_htm.xml

Filing Contents

This filing contains the following financial statements:

Balance Sheet 80 Income Statement 66 Cash Flow Statement 143 Stockholders Equity 25 Comprehensive Income 24

Balance Sheet 80 line items

Line Item	Tag	Value	Unit	Period
Allowance for credit losses	`AllowanceForDoubtfulAccountsReceivable`	$2.40M	USD	Point-in-time
Allowance for credit losses	`AllowanceForDoubtfulAccountsReceivable`	$2.50M	USD	Point-in-time
Common Stock, par value (dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Common Stock, par value (dollars per share)	`CommonStockParOrStatedValuePerShare`	$0.00	USD	Point-in-time
Common Stock, shares authorized	`CommonStockSharesAuthorized`	300.00M	shares	Point-in-time
Common Stock, shares authorized	`CommonStockSharesAuthorized`	300.00M	shares	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.32B	USD	Point-in-time
Cash and cash equivalents	`CashAndCashEquivalentsAtCarryingValue`	$1.06B	USD	Point-in-time
Short-term investments	`OtherShortTermInvestments`	$1.19B	USD	Point-in-time
Short-term investments	`OtherShortTermInvestments`	$775.50M	USD	Point-in-time
Common Stock, shares issued	`CommonStockSharesIssued`	162.50M	shares	Point-in-time
Common Stock, shares issued	`CommonStockSharesIssued`	162.00M	shares	Point-in-time
Common Stock, shares outstanding	`CommonStockSharesOutstanding`	162.00M	shares	Point-in-time
Common Stock, shares outstanding	`CommonStockSharesOutstanding`	162.50M	shares	Point-in-time
Marketable equity securities	`EquitySecuritiesFvNi`	$38.60M	USD	Point-in-time
Marketable equity securities	`EquitySecuritiesFvNi`	-	USD	Point-in-time
Accounts receivableNet of allowance for credit losses of $2.4 million and $2.5 million at December 31, 2021 and 2020, respectively	`AccountsReceivableNetCurrent`	$720.00M	USD	Point-in-time
Accounts receivableNet of allowance for credit losses of $2.4 million and $2.5 million at December 31, 2021 and 2020, respectively	`AccountsReceivableNetCurrent`	$807.70M	USD	Point-in-time
Inventory	`InventoryNet`	$175.80M	USD	Point-in-time
Inventory	`InventoryNet`	$139.80M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$43.30M	USD	Point-in-time
Prepaid expenses and other current assets	`PrepaidExpenseAndOtherAssetsCurrent`	$65.40M	USD	Point-in-time
Total current assets	`AssetsCurrent`	$2.74B	USD	Point-in-time
Total current assets	`AssetsCurrent`	$3.60B	USD	Point-in-time
LONG-TERM INVESTMENTS	`LongTermInvestments`	$440.80M	USD	Point-in-time
LONG-TERM INVESTMENTS	`LongTermInvestments`	$118.30M	USD	Point-in-time
PROPERTY AND EQUIPMENTNET	`PropertyPlantAndEquipmentNet`	$448.00M	USD	Point-in-time
PROPERTY AND EQUIPMENTNET	`PropertyPlantAndEquipmentNet`	$687.60M	USD	Point-in-time
DEFERRED CONTRACT COSTS	`CapitalizedContractCostNet`	$304.80M	USD	Point-in-time
DEFERRED CONTRACT COSTS	`CapitalizedContractCostNet`	$423.30M	USD	Point-in-time
DEFERRED TAX ASSETS	`DeferredIncomeTaxAssetsNet`	$245.20M	USD	Point-in-time
DEFERRED TAX ASSETS	`DeferredIncomeTaxAssetsNet`	$342.30M	USD	Point-in-time
GOODWILL	`Goodwill`	$93.00M	USD	Point-in-time
GOODWILL	`Goodwill`	$125.10M	USD	Point-in-time
OTHER INTANGIBLE ASSETSNET	`IntangibleAssetsNetExcludingGoodwill`	$31.60M	USD	Point-in-time
OTHER INTANGIBLE ASSETSNET	`IntangibleAssetsNetExcludingGoodwill`	$63.60M	USD	Point-in-time
OTHER ASSETS	`OtherAssetsNoncurrent`	$63.20M	USD	Point-in-time
OTHER ASSETS	`OtherAssetsNoncurrent`	$235.80M	USD	Point-in-time
TOTAL ASSETS	`Assets`	$4.04B	USD	Point-in-time
TOTAL ASSETS	`Assets`	$5.92B	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$141.60M	USD	Point-in-time
Accounts payable	`AccountsPayableCurrent`	$148.40M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$197.30M	USD	Point-in-time
Accrued liabilities	`AccruedLiabilitiesCurrent`	$149.20M	USD	Point-in-time
Accrued payroll and compensation	`EmployeeRelatedLiabilitiesCurrent`	$145.90M	USD	Point-in-time
Accrued payroll and compensation	`EmployeeRelatedLiabilitiesCurrent`	$195.00M	USD	Point-in-time
Deferred revenue	`DeferredRevenueCurrent`	$1.39B	USD	Point-in-time
Deferred revenue	`DeferredRevenueCurrent`	$1.78B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$2.32B	USD	Point-in-time
Total current liabilities	`LiabilitiesCurrent`	$1.83B	USD	Point-in-time
DEFERRED REVENUE	`DeferredRevenueNoncurrent`	$1.21B	USD	Point-in-time
DEFERRED REVENUE	`DeferredRevenueNoncurrent`	$1.68B	USD	Point-in-time
INCOME TAX LIABILITIES	`AccruedIncomeTaxesNoncurrent`	$79.50M	USD	Point-in-time
INCOME TAX LIABILITIES	`AccruedIncomeTaxesNoncurrent`	$90.30M	USD	Point-in-time
LONG-TERM DEBT	`LongTermDebtNoncurrent`	$988.40M	USD	Point-in-time
LONG-TERM DEBT	`LongTermDebtNoncurrent`	-	USD	Point-in-time
OTHER LIABILITIES	`OtherLiabilitiesNoncurrent`	$59.20M	USD	Point-in-time
OTHER LIABILITIES	`OtherLiabilitiesNoncurrent`	$56.20M	USD	Point-in-time
Total liabilities	`Liabilities`	$5.12B	USD	Point-in-time
Total liabilities	`Liabilities`	$3.19B	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (Note 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
COMMITMENTS AND CONTINGENCIES (Note 13)	`CommitmentsAndContingencies`	-	USD	Point-in-time
Common stock, $0.001 par value300.0 shares authorized; 162.0 shares and 162.5 shares issued and outstanding at December 31, 2021 and 2020, respectively	`CommonStockValue`	$200.00K	USD	Point-in-time
Common stock, $0.001 par value300.0 shares authorized; 162.0 shares and 162.5 shares issued and outstanding at December 31, 2021 and 2020, respectively	`CommonStockValue`	$200.00K	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$1.21B	USD	Point-in-time
Additional paid-in capital	`AdditionalPaidInCapitalCommonStock`	$1.25B	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$-4.80M	USD	Point-in-time
Accumulated other comprehensive income (loss)	`AccumulatedOtherComprehensiveIncomeLossNetOfTax`	$700.00K	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-352.10M	USD	Point-in-time
Accumulated deficit	`RetainedEarningsAccumulatedDeficit`	$-467.90M	USD	Point-in-time
Total Fortinet, Inc. stockholders equity	`StockholdersEquity`	$856.00M	USD	Point-in-time
Total Fortinet, Inc. stockholders equity	`StockholdersEquity`	$781.70M	USD	Point-in-time
Non-controlling interests	`MinorityInterest`	-	USD	Point-in-time
Non-controlling interests	`MinorityInterest`	$16.70M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.03B	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$856.00M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$798.40M	USD	Point-in-time
Total equity	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.34B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$4.04B	USD	Point-in-time
TOTAL LIABILITIES AND EQUITY	`LiabilitiesAndStockholdersEquity`	$5.92B	USD	Point-in-time

Income Statement 66 line items

Line Item	Tag	Value	Unit	Period
Total revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$3.34B	USD	Annual
Total revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.59B	USD	Annual
Total revenue	`RevenueFromContractWithCustomerExcludingAssessedTax`	$2.16B	USD	Annual
Total cost of revenue	`CostOfGoodsAndServicesSold`	$783.00M	USD	Annual
Total cost of revenue	`CostOfGoodsAndServicesSold`	$505.90M	USD	Annual
Total cost of revenue	`CostOfGoodsAndServicesSold`	$570.00M	USD	Annual
Total gross profit	`GrossProfit`	$2.56B	USD	Annual
Total gross profit	`GrossProfit`	$2.02B	USD	Annual
Total gross profit	`GrossProfit`	$1.66B	USD	Annual
Research and development	`ResearchAndDevelopmentExpense`	$277.10M	USD	Annual
Research and development	`ResearchAndDevelopmentExpense`	$424.20M	USD	Annual
Research and development	`ResearchAndDevelopmentExpense`	$341.40M	USD	Annual
Sales and marketing	`SellingAndMarketingExpense`	$926.90M	USD	Annual
Sales and marketing	`SellingAndMarketingExpense`	$1.07B	USD	Annual
Sales and marketing	`SellingAndMarketingExpense`	$1.35B	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$119.50M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$102.10M	USD	Annual
General and administrative	`GeneralAndAdministrativeExpense`	$143.50M	USD	Annual
Gain on intellectual property matter	`GainLossFromMutualCovenantNotToSueAgreementRightToUseExistingIntellectualProperty`	-	USD	Annual
Gain on intellectual property matter	`GainLossFromMutualCovenantNotToSueAgreementRightToUseExistingIntellectualProperty`	$40.20M	USD	Annual
Gain on intellectual property matter	`GainLossFromMutualCovenantNotToSueAgreementRightToUseExistingIntellectualProperty`	$4.60M	USD	Annual
Total operating expenses	`OperatingExpenses`	$1.31B	USD	Annual
Total operating expenses	`OperatingExpenses`	$1.91B	USD	Annual
Total operating expenses	`OperatingExpenses`	$1.49B	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$531.80M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$351.00M	USD	Annual
OPERATING INCOME	`OperatingIncomeLoss`	$650.40M	USD	Annual
INTEREST INCOME	`InvestmentIncomeNet`	$42.50M	USD	Annual
INTEREST INCOME	`InvestmentIncomeNet`	$4.50M	USD	Annual
INTEREST INCOME	`InvestmentIncomeNet`	$17.70M	USD	Annual
INTEREST EXPENSE	`InterestExpense`	-	USD	Annual
INTEREST EXPENSE	`InterestExpense`	$14.90M	USD	Annual
INTEREST EXPENSE	`InterestExpense`	-	USD	Annual
OTHER EXPENSENET	`OtherNonoperatingIncomeExpense`	$-11.60M	USD	Annual
OTHER EXPENSENET	`OtherNonoperatingIncomeExpense`	$-7.50M	USD	Annual
OTHER EXPENSENET	`OtherNonoperatingIncomeExpense`	$-7.80M	USD	Annual
INCOME BEFORE INCOME TAXES AND LOSS FROM EQUITY METHOD INVESTMENT	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$386.00M	USD	Annual
INCOME BEFORE INCOME TAXES AND LOSS FROM EQUITY METHOD INVESTMENT	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$628.40M	USD	Annual
INCOME BEFORE INCOME TAXES AND LOSS FROM EQUITY METHOD INVESTMENT	`IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments`	$541.70M	USD	Annual
PROVISION FOR INCOME TAXES	`IncomeTaxExpenseBenefit`	$14.10M	USD	Annual
PROVISION FOR INCOME TAXES	`IncomeTaxExpenseBenefit`	$54.30M	USD	Annual
PROVISION FOR INCOME TAXES	`IncomeTaxExpenseBenefit`	$53.20M	USD	Annual
LOSS FROM EQUITY METHOD INVESTMENT	`IncomeLossFromEquityMethodInvestments`	-	USD	Annual
LOSS FROM EQUITY METHOD INVESTMENT	`IncomeLossFromEquityMethodInvestments`	$-7.60M	USD	Annual
LOSS FROM EQUITY METHOD INVESTMENT	`IncomeLossFromEquityMethodInvestments`	-	USD	Annual
NET INCOME INCLUDING NON-CONTROLLING INTERESTS	`ProfitLoss`	$331.70M	USD	Annual
NET INCOME INCLUDING NON-CONTROLLING INTERESTS	`ProfitLoss`	$606.70M	USD	Annual
NET INCOME INCLUDING NON-CONTROLLING INTERESTS	`ProfitLoss`	$488.50M	USD	Annual
LESS: NET LOSS ATTRIBUTABLE TO NON-CONTROLLING INTERESTS, NET OF TAX	`NetIncomeLossAttributableToNoncontrollingInterest`	-	USD	Annual
LESS: NET LOSS ATTRIBUTABLE TO NON-CONTROLLING INTERESTS, NET OF TAX	`NetIncomeLossAttributableToNoncontrollingInterest`	-	USD	Annual
LESS: NET LOSS ATTRIBUTABLE TO NON-CONTROLLING INTERESTS, NET OF TAX	`NetIncomeLossAttributableToNoncontrollingInterest`	$-100.00K	USD	Annual
NET INCOME ATTRIBUTABLE TO FORTINET, INC.	`NetIncomeLoss`	$488.50M	USD	Annual
NET INCOME ATTRIBUTABLE TO FORTINET, INC.	`NetIncomeLoss`	$331.70M	USD	Annual
NET INCOME ATTRIBUTABLE TO FORTINET, INC.	`NetIncomeLoss`	$606.80M	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$2.98	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$3.72	USD	Annual
Basic (in dollars per share)	`EarningsPerShareBasic`	$1.94	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$2.91	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$1.90	USD	Annual
Diluted (in dollars per share)	`EarningsPerShareDiluted`	$3.63	USD	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	164.20M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	163.20M	shares	Annual
Basic (in shares)	`WeightedAverageNumberOfSharesOutstandingBasic`	171.00M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	167.10M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	167.70M	shares	Annual
Diluted (in shares)	`WeightedAverageNumberOfDilutedSharesOutstanding`	175.00M	shares	Annual

Cash Flow Statement 143 line items

Line Item	Tag	Value	Unit	Period
Net income including non-controlling interests	`ProfitLoss`	$331.70M	USD	Annual
Net income including non-controlling interests	`ProfitLoss`	$606.70M	USD	Annual
Net income including non-controlling interests	`ProfitLoss`	$488.50M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$207.90M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$191.70M	USD	Annual
Stock-based compensation	`ShareBasedCompensation`	$174.10M	USD	Annual
Amortization of deferred contract costs	`CapitalizedContractCostAmortization`	$107.90M	USD	Annual
Amortization of deferred contract costs	`CapitalizedContractCostAmortization`	$175.90M	USD	Annual
Amortization of deferred contract costs	`CapitalizedContractCostAmortization`	$137.40M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$84.40M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$68.80M	USD	Annual
Depreciation and amortization	`DepreciationDepletionAndAmortization`	$61.60M	USD	Annual
Amortization of investment premiums (discounts)	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$-1.30M	USD	Annual
Amortization of investment premiums (discounts)	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$-6.90M	USD	Annual
Amortization of investment premiums (discounts)	`AccretionAmortizationOfDiscountsAndPremiumsInvestments`	$6.00M	USD	Annual
Loss from equity method investment	`EquityMethodInvestmentRealizedGainLossOnDisposal`	-	USD	Annual
Loss from equity method investment	`EquityMethodInvestmentRealizedGainLossOnDisposal`	$-7.60M	USD	Annual
Loss from equity method investment	`EquityMethodInvestmentRealizedGainLossOnDisposal`	-	USD	Annual
Other	`OtherNoncashIncomeExpense`	$-7.90M	USD	Annual
Other	`OtherNoncashIncomeExpense`	$-5.70M	USD	Annual
Other	`OtherNoncashIncomeExpense`	$-6.00M	USD	Annual
Accounts receivablenet	`IncreaseDecreaseInAccountsReceivable`	$96.70M	USD	Annual
Accounts receivablenet	`IncreaseDecreaseInAccountsReceivable`	$176.40M	USD	Annual
Accounts receivablenet	`IncreaseDecreaseInAccountsReceivable`	$72.50M	USD	Annual
Inventory	`IncreaseDecreaseInInventories`	$48.50M	USD	Annual
Inventory	`IncreaseDecreaseInInventories`	$19.40M	USD	Annual
Inventory	`IncreaseDecreaseInInventories`	$42.20M	USD	Annual
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$2.80M	USD	Annual
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$2.10M	USD	Annual
Prepaid expenses and other current assets	`IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets`	$17.70M	USD	Annual
Deferred contract costs	`IncreaseDecreaseInDeferredCharges`	$162.30M	USD	Annual
Deferred contract costs	`IncreaseDecreaseInDeferredCharges`	$205.10M	USD	Annual
Deferred contract costs	`IncreaseDecreaseInDeferredCharges`	$294.50M	USD	Annual
Deferred tax assets	`IncreaseDecreaseInDeferredIncomeTaxes`	$94.00M	USD	Annual
Deferred tax assets	`IncreaseDecreaseInDeferredIncomeTaxes`	$10.50M	USD	Annual
Deferred tax assets	`IncreaseDecreaseInDeferredIncomeTaxes`	$-19.40M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$4.60M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$1.30M	USD	Annual
Other assets	`IncreaseDecreaseInOtherOperatingAssets`	$19.00M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$-13.10M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$37.40M	USD	Annual
Accounts payable	`IncreaseDecreaseInAccountsPayable`	$7.70M	USD	Annual
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$-20.20M	USD	Annual
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$49.90M	USD	Annual
Accrued liabilities	`IncreaseDecreaseInAccruedLiabilities`	$45.80M	USD	Annual
Accrued payroll and compensation	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$43.10M	USD	Annual
Accrued payroll and compensation	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$44.00M	USD	Annual
Accrued payroll and compensation	`IncreaseDecreaseInEmployeeRelatedLiabilities`	$-2.70M	USD	Annual
Other liabilities	`IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities`	$9.70M	USD	Annual
Other liabilities	`IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities`	$-200.00K	USD	Annual
Other liabilities	`IncreaseDecreaseInAccruedLiabilitiesAndOtherOperatingLiabilities`	$-700.00K	USD	Annual
Deferred revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$439.90M	USD	Annual
Deferred revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$839.40M	USD	Annual
Deferred revenue	`IncreaseDecreaseInContractWithCustomerLiability`	$495.60M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.50B	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$808.00M	USD	Annual
Net cash provided by operating activities	`NetCashProvidedByUsedInOperatingActivities`	$1.08B	USD	Annual
Purchases of investments	`PaymentsToAcquireOtherInvestments`	$2.31B	USD	Annual
Purchases of investments	`PaymentsToAcquireOtherInvestments`	$1.33B	USD	Annual
Purchases of investments	`PaymentsToAcquireOtherInvestments`	$1.08B	USD	Annual
Sales of investments	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$152.20M	USD	Annual
Sales of investments	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$31.30M	USD	Annual
Sales of investments	`ProceedsFromSaleOfAvailableForSaleSecuritiesDebt`	$85.50M	USD	Annual
Maturities of investments	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$925.50M	USD	Annual
Maturities of investments	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$1.47B	USD	Annual
Maturities of investments	`ProceedsFromMaturitiesPrepaymentsAndCallsOfAvailableForSaleSecurities`	$1.02B	USD	Annual
Purchases of property and equipment	`PaymentsToAcquireProductiveAssets`	$295.90M	USD	Annual
Purchases of property and equipment	`PaymentsToAcquireProductiveAssets`	$92.20M	USD	Annual
Purchases of property and equipment	`PaymentsToAcquireProductiveAssets`	$125.90M	USD	Annual
Purchases of investment in privately held company	`PaymentsToAcquireEquityMethodInvestments`	-	USD	Annual
Purchases of investment in privately held company	`PaymentsToAcquireEquityMethodInvestments`	-	USD	Annual
Purchases of investment in privately held company	`PaymentsToAcquireEquityMethodInvestments`	$160.00M	USD	Annual
Payments made in connection with business combinations, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$74.90M	USD	Annual
Payments made in connection with business combinations, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$40.20M	USD	Annual
Payments made in connection with business combinations, net of cash acquired	`PaymentsToAcquireBusinessesNetOfCashAcquired`	$34.60M	USD	Annual
Purchases of marketable equity securities	`PaymentsToAcquireEquitySecuritiesFvNi`	-	USD	Annual
Purchases of marketable equity securities	`PaymentsToAcquireEquitySecuritiesFvNi`	$42.50M	USD	Annual
Purchases of marketable equity securities	`PaymentsToAcquireEquitySecuritiesFvNi`	-	USD	Annual
Purchases of marketable equity securities	`PaymentsForProceedsFromOtherInvestingActivities`	$-400.00K	USD	Annual
Purchases of marketable equity securities	`PaymentsForProceedsFromOtherInvestingActivities`	-	USD	Annual
Purchases of marketable equity securities	`PaymentsForProceedsFromOtherInvestingActivities`	$-1.30M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-502.30M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-72.80M	USD	Annual
Net cash used in investing activities	`NetCashProvidedByUsedInInvestingActivities`	$-1.33B	USD	Annual
Proceeds from long-term borrowings, net of discount and underwriting fees	`ProceedsFromIssuanceOfLongTermDebt`	$989.40M	USD	Annual
Proceeds from long-term borrowings, net of discount and underwriting fees	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	Annual
Proceeds from long-term borrowings, net of discount and underwriting fees	`ProceedsFromIssuanceOfLongTermDebt`	-	USD	Annual
Payments for debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	Annual
Payments for debt issuance costs	`PaymentsOfDebtIssuanceCosts`	-	USD	Annual
Payments for debt issuance costs	`PaymentsOfDebtIssuanceCosts`	$2.40M	USD	Annual
Payments of debt assumed in connection with business combination	`RepaymentsOfAssumedDebt`	$3.70M	USD	Annual
Payments of debt assumed in connection with business combination	`RepaymentsOfAssumedDebt`	$19.50M	USD	Annual
Payments of debt assumed in connection with business combination	`RepaymentsOfAssumedDebt`	$4.10M	USD	Annual
Repurchase and retirement of common stock	`PaymentsForRepurchaseOfCommonStock`	$1.08B	USD	Annual
Repurchase and retirement of common stock	`PaymentsForRepurchaseOfCommonStock`	$145.10M	USD	Annual
Repurchase and retirement of common stock	`PaymentsForRepurchaseOfCommonStock`	$741.80M	USD	Annual
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$26.00M	USD	Annual
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$22.10M	USD	Annual
Proceeds from issuance of common stock	`ProceedsFromIssuanceOfCommonStock`	$49.50M	USD	Annual
Taxes paid related to net share settlement of equity awards	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$108.20M	USD	Annual
Taxes paid related to net share settlement of equity awards	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$167.90M	USD	Annual
Taxes paid related to net share settlement of equity awards	`PaymentsRelatedToTaxWithholdingForShareBasedCompensation`	$96.00M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-1.00M	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-300.00K	USD	Annual
Other	`ProceedsFromPaymentsForOtherFinancingActivities`	$-1.30M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-195.60M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$82.80M	USD	Annual
Net cash provided by (used in) financing activities	`NetCashProvidedByUsedInFinancingActivities`	$-1.17B	USD	Annual
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	-	USD	Annual
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	-	USD	Annual
EFFECT OF EXCHANGE RATE CHANGES ON CASH AND CASH EQUIVALENTS	`EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$-100.00K	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$110.10M	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$-160.70M	USD	Annual
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect`	$257.30M	USD	Annual
CASH AND CASH EQUIVALENTSBeginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.11B	USD	Point-in-time
CASH AND CASH EQUIVALENTSBeginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.32B	USD	Point-in-time
CASH AND CASH EQUIVALENTSBeginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.22B	USD	Point-in-time
CASH AND CASH EQUIVALENTSBeginning of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.06B	USD	Point-in-time
CASH AND CASH EQUIVALENTSEnd of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.11B	USD	Point-in-time
CASH AND CASH EQUIVALENTSEnd of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.32B	USD	Point-in-time
CASH AND CASH EQUIVALENTSEnd of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.22B	USD	Point-in-time
CASH AND CASH EQUIVALENTSEnd of year	`CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents`	$1.06B	USD	Point-in-time
Cash paid for income taxesnet	`IncomeTaxesPaidNet`	$127.40M	USD	Annual
Cash paid for income taxesnet	`IncomeTaxesPaidNet`	$39.70M	USD	Annual
Cash paid for income taxesnet	`IncomeTaxesPaidNet`	$58.70M	USD	Annual
Operating lease liabilities arising from obtaining right-of-use assets	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$39.60M	USD	Annual
Operating lease liabilities arising from obtaining right-of-use assets	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$22.80M	USD	Annual
Operating lease liabilities arising from obtaining right-of-use assets	`RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability`	$20.40M	USD	Annual
Finance lease liabilities arising from obtaining right-of-use assets	`RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability`	-	USD	Annual
Finance lease liabilities arising from obtaining right-of-use assets	`RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability`	$3.60M	USD	Annual
Finance lease liabilities arising from obtaining right-of-use assets	`RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability`	$100.00K	USD	Annual
Cash paid to settle liability incurred for repurchase of common stock	`RepurchaseofCommonStockSettlementofLiabilitiesIncurred`	-	USD	Annual
Cash paid to settle liability incurred for repurchase of common stock	`RepurchaseofCommonStockSettlementofLiabilitiesIncurred`	-	USD	Annual
Cash paid to settle liability incurred for repurchase of common stock	`RepurchaseofCommonStockSettlementofLiabilitiesIncurred`	$4.20M	USD	Annual
Transfers of evaluation units from inventory to property and equipment	`TransfersofEvaluationUnitsfromInventorytoPropertyandEquipment`	$20.90M	USD	Annual
Transfers of evaluation units from inventory to property and equipment	`TransfersofEvaluationUnitsfromInventorytoPropertyandEquipment`	$15.90M	USD	Annual
Transfers of evaluation units from inventory to property and equipment	`TransfersofEvaluationUnitsfromInventorytoPropertyandEquipment`	$21.10M	USD	Annual
Liability for purchase of property and equipment	`CapitalExpendituresIncurredButNotYetPaid`	$16.00M	USD	Annual
Liability for purchase of property and equipment	`CapitalExpendituresIncurredButNotYetPaid`	$21.90M	USD	Annual
Liability for purchase of property and equipment	`CapitalExpendituresIncurredButNotYetPaid`	$30.80M	USD	Annual
Liability incurred in connection with business combination	`BusinessCombinationConsiderationTransferredLiabilitiesIncurred`	$3.00M	USD	Annual
Liability incurred in connection with business combination	`BusinessCombinationConsiderationTransferredLiabilitiesIncurred`	$400.00K	USD	Annual
Liability incurred in connection with business combination	`BusinessCombinationConsiderationTransferredLiabilitiesIncurred`	$900.00K	USD	Annual

Stockholders Equity 25 line items

Line Item	Tag	Value	Unit	Period
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.03B	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$856.00M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$798.40M	USD	Point-in-time
Balance, beginning of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.34B	USD	Point-in-time
Issuance of common stock in connection with equity incentive plans - net of tax withholding	`StockIssuedDuringPeriodValueEquityIncentivePlansNetofTaxesWithheld`	$-48.90M	USD	Annual
Issuance of common stock in connection with equity incentive plans - net of tax withholding	`StockIssuedDuringPeriodValueEquityIncentivePlansNetofTaxesWithheld`	$-86.10M	USD	Annual
Issuance of common stock in connection with equity incentive plans - net of tax withholding	`StockIssuedDuringPeriodValueEquityIncentivePlansNetofTaxesWithheld`	$-141.70M	USD	Annual
Repurchase and retirement of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$1.08B	USD	Annual
Repurchase and retirement of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$140.90M	USD	Annual
Repurchase and retirement of common stock	`StockRepurchasedAndRetiredDuringPeriodValue`	$741.80M	USD	Annual
Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$173.00M	USD	Annual
Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$207.90M	USD	Annual
Stock-based compensation expense	`AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue`	$191.70M	USD	Annual
Noncontrolling Interest, Period Increase (Decrease)	`MinorityInterestPeriodIncreaseDecrease`	$17.80M	USD	Annual
Net unrealized loss on investments - net of tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-400.00K	USD	Annual
Net unrealized loss on investments - net of tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$-2.70M	USD	Annual
Net unrealized loss on investments - net of tax	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax`	$2.00M	USD	Annual
Foreign currency translation adjustment	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax`	$-3.80M	USD	Annual
Net income including non-controlling interests	`ProfitLoss`	$331.70M	USD	Annual
Net income including non-controlling interests	`ProfitLoss`	$606.70M	USD	Annual
Net income including non-controlling interests	`ProfitLoss`	$488.50M	USD	Annual
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.03B	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$856.00M	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$798.40M	USD	Point-in-time
Balance, end of period	`StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest`	$1.34B	USD	Point-in-time

Comprehensive Income 24 line items

Line Item	Tag	Value	Unit	Period
Net income including non-controlling interests	`ProfitLoss`	$331.70M	USD	Annual
Net income including non-controlling interests	`ProfitLoss`	$606.70M	USD	Annual
Net income including non-controlling interests	`ProfitLoss`	$488.50M	USD	Annual
Change in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax`	-	USD	Annual
Change in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax`	$-3.80M	USD	Annual
Change in foreign currency translation	`OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax`	-	USD	Annual
Change in unrealized gains (losses) on investments	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$2.50M	USD	Annual
Change in unrealized gains (losses) on investments	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$-200.00K	USD	Annual
Change in unrealized gains (losses) on investments	`OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodBeforeTax`	$-3.50M	USD	Annual
Less: tax provision (benefit) related to items of other comprehensive income or loss	`OtherComprehensiveIncomeLossTax`	$-800.00K	USD	Annual
Less: tax provision (benefit) related to items of other comprehensive income or loss	`OtherComprehensiveIncomeLossTax`	$500.00K	USD	Annual
Less: tax provision (benefit) related to items of other comprehensive income or loss	`OtherComprehensiveIncomeLossTax`	$200.00K	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-6.50M	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$-400.00K	USD	Annual
Other comprehensive income (loss)	`OtherComprehensiveIncomeLossNetOfTax`	$2.00M	USD	Annual
Comprehensive income including non-controlling interests	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$488.10M	USD	Annual
Comprehensive income including non-controlling interests	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$600.20M	USD	Annual
Comprehensive income including non-controlling interests	`ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest`	$333.70M	USD	Annual
Less: comprehensive loss attributable to non-controlling interests	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	-	USD	Annual
Less: comprehensive loss attributable to non-controlling interests	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	$-1.10M	USD	Annual
Less: comprehensive loss attributable to non-controlling interests	`OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest`	-	USD	Annual
Comprehensive income attributable to Fortinet, Inc.	`ComprehensiveIncomeNetOfTax`	$601.30M	USD	Annual
Comprehensive income attributable to Fortinet, Inc.	`ComprehensiveIncomeNetOfTax`	$488.10M	USD	Annual
Comprehensive income attributable to Fortinet, Inc.	`ComprehensiveIncomeNetOfTax`	$333.70M	USD	Annual

Data is extracted from SEC EDGAR XBRL filings. Values shown are as reported in the filing.