Purchase Obligation, to be Paid, at Any Time over Three-Year Term

No definition available.

Name:	ctxs_PurchaseObligationToBePaidAtAnyTimeOverThreeYearTerm
Namespace Prefix:	ctxs_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The minimum amount the entity agreed to spend under the long-term purchase commitment.

+ References

No definition available.

+ Details

Name:	us-gaap_LongTermPurchaseCommitmentAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

- 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

- 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.

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

- Definition

Amount of purchase arrangement to be paid in second 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_PurchaseObligationDueInSecondYear
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of purchase arrangement to be paid in remainder of current fiscal year. Includes, but is not limited to, recorded and unrecorded purchase obligations, long-term purchase commitment, and short-term purchase commitment.

+ References

No definition available.

+ Details

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

- Details

Name:	us-gaap_OtherCommitmentsAxis=ctxs_UseOfCertainCloudServicesThroughJune2029Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_OtherCommitmentsAxis=ctxs_UseOfCeetainCloudServicesThroughMay2024Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Commitment and Contingencies (Details) - USD ($)	1 Months Ended
Commitment and Contingencies (Details) - USD ($)	May 31, 2021	May 31, 2020	Sep. 30, 2021
Other Commitments [Line Items]
Purchase commitment	$ 100,000,000
Use of Certain Cloud Services through June 2029 [Member]
Other Commitments [Line Items]
Purchase commitment		$ 1,000,000,000
Remaining obligation under purchase agreement			$ 879,000,000
Use of Ceetain Cloud Services through May 2024 [Member]
Other Commitments [Line Items]
Remaining obligation under purchase agreement			64,200,000
Purchase commitment in fiscal 2021			32,000,000
Purchase commitment in fiscal 2022			24,000,000
Purchase commitment in fiscal year 2023			24,000,000
Purchase commitment at any time over the three-year term			$ 20,000,000