v3.22.2.2

Commitments and Contingencies (Details) $ in Millions		1 Months Ended
Commitments and Contingencies (Details) $ in Millions	May 27, 2022 employee	Feb. 28, 2022 USD ($)	Oct. 28, 2022 complaint
Other Commitments [Line Items]
Loss contingency, number of current employees involved in lawsuit \| employee	1
Loss contingency, number of former employees involved in lawsuit \| employee	3
Loss contingency, lawsuit class determination period	4 years
Subsequent Event
Other Commitments [Line Items]
Loss contingency, number of complaints filed			9
Loss contingency, number of complaints asserting claims under Section 14(a) and Section 20(a)			8
Loss contingency, number of complaints asserting claims under New York common law			1
Cloud Infrastructure
Other Commitments [Line Items]
Total obligation \| $		$ 400
Obligation period		5 years

- Definition

Amount of contractual obligation, including but not limited to, long-term debt, capital lease obligations, operating lease obligations, purchase obligations, and other commitments.

+ References

No definition available.

+ Details

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

- 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

Contractual Obligation, Period

+ References

No definition available.

+ Details

Name:	zen_ContractualObligationPeriod
Namespace Prefix:	zen_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Loss Contingency, Lawsuit Class Determination Period

+ References

No definition available.

+ Details

Name:	zen_LossContingencyLawsuitClassDeterminationPeriod
Namespace Prefix:	zen_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Loss Contingency, Number Of Complaints Asserting Claims Under New York Common Law

+ References

No definition available.

+ Details

Name:	zen_LossContingencyNumberOfComplaintsAssertingClaimsUnderNewYorkCommonLaw
Namespace Prefix:	zen_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Loss Contingency, Number Of Complaints Asserting Claims Under Section 14(a) And Section 20(a)

+ References

No definition available.

+ Details

Name:	zen_LossContingencyNumberOfComplaintsAssertingClaimsUnderSection14aAndSection20a
Namespace Prefix:	zen_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Loss Contingency, Number Of Complaints Filed

+ References

No definition available.

+ Details

Name:	zen_LossContingencyNumberOfComplaintsFiled
Namespace Prefix:	zen_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Loss Contingency, Number Of Current Employees Involved In Lawsuit

+ References

No definition available.

+ Details

Name:	zen_LossContingencyNumberOfCurrentEmployeesInvolvedInLawsuit
Namespace Prefix:	zen_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Definition

Loss Contingency, Number Of Former Employees Involved In Lawsuit

+ References

No definition available.

+ Details

Name:	zen_LossContingencyNumberOfFormerEmployeesInvolvedInLawsuit
Namespace Prefix:	zen_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=zen_CloudInfrastructureMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Zendesk, Inc. 10-Q