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v3.26.1

Leases (Narrative) (Details) | May 01, 2026 USD ($)
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Subsequent Event |
Operating Leased Assets [Line Items] |
Payment for lease termination | $ (1,948,000)

X
- Definition Payment For Lease Termination + References No definition available. + Details
Name: | cmtl_PaymentForLeaseTermination
Namespace Prefix: | cmtl_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
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_OperatingLeasedAssetsLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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