XML 91 R79.htm IDEA: XBRL DOCUMENT
v3.25.1

Stockholders' Equity (Details) - USD ($) | 9 Months Ended |  |
--- | --- | --- | ---
Apr. 30, 2025 | Apr. 30, 2024 | Jul. 13, 2022 | Sep. 29, 2020
Share Repurchase Program [Line Items] |  |  |  |
Shelf registration authorized amount |  |  | $ 200,000,000 |
Maximum amount authorized by the board of directors for the repurchase of shares of the company's common stock |  |  |  | $ 100,000,000
Treasury Stock, Shares, Acquired | 0 | 0 |  |
Adjustment to reflect redemption value of convertible preferred stock (including accrued dividends) | $ 76,785,000 |  |  |
Additional Paid-in Capital |  |  |  |
Share Repurchase Program [Line Items] |  |  |  |
Adjustment to reflect redemption value of convertible preferred stock (including accrued dividends) | $ 70,406,000 |  |  |

X
- Definition Aggregate Registered Amount Available For Sale Of Securities Under Shelf Registration State, Additional Amount + References No definition available. + Details
Name: | cmtl_AggregateRegisteredAmountAvailableForSaleOfSecuritiesUnderShelfRegistrationStateAdditionalAmount
Namespace Prefix: | cmtl_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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 Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481520/505-30-50-4 + Details
Name: | srt_ShareRepurchaseProgramLineItems
Namespace Prefix: | srt_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 505 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481520/505-30-50-4 + Details
Name: | srt_StockRepurchaseProgramAuthorizedAmount1
Namespace Prefix: | srt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of accretion of the preferred stock redemption discount during the period. + References No definition available. + Details
Name: | us-gaap_PreferredStockAccretionOfRedemptionDiscount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of shares that have been repurchased during the period and are being held in treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2 -SubTopic 10 -Topic 505 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481112/505-10-50-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 505 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480008/505-10-S99-1 + Details
Name: | us-gaap_TreasuryStockSharesAcquired
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AdditionalPaidInCapitalMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |