XML 94 R81.htm IDEA: XBRL DOCUMENT v3.22.0.1

Commitments and Contingencies Summary of Inventory Purchase Commitments (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020
Inventory purchase commitments
Total	$ 1,140.5	$ 259.4
2022	1,075.0
Thereafter	$ 65.5

X

- Definition

Purchase Obligation, To Be Paid, Thereafter

+ References

No definition available.

+ Details

Name:	ftnt_PurchaseObligationToBePaidThereafter
Namespace Prefix:	ftnt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Minimum amount of purchase arrangement in which the entity has agreed to expend funds to procure goods or services from a supplier.

+ References

No definition available.

+ Details

Name:	us-gaap_PurchaseObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Amount of purchase arrangement to be paid in next fiscal year following current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

No definition available.

+ Details

Name:	us-gaap_PurchaseObligationDueInNextTwelveMonths
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- References

No definition available.

+ Details

Name:	us-gaap_PurchaseObligationFiscalYearMaturityAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration