v3.25.4

Revenue - Performance Obligations (Details) | 9 Months Ended
--- | ---
Dec. 31, 2025
Term-based software licenses |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Performance obligation, expected payment terms | 90 days
Perpetual software licenses |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Performance obligation, expected payment terms | 90 days
Other professional services |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Performance obligation, expected payment terms | 90 days

X
- Definition Revenue, Performance Obligation, Description Of Payment Terms, Period + References No definition available. + Details
Name: | cvlt_RevenuePerformanceObligationDescriptionOfPaymentTermsPeriod
Namespace Prefix: | cvlt_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- 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_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | srt_ProductOrServiceAxis=cvlt_TermBasedSoftwareLicensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=cvlt_PerpetualSoftwareLicensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=cvlt_ProfessionalServicesOtherMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |