XML 47 R34.htm IDEA: XBRL DOCUMENT
v3.22.1

Share Capital - Shares (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2022
Stockholders Equity Note [Abstract] |
Shares (Share Capital Activity) | The following table reflects the share capital activity (unaudited):
|  | Number of shares |  |  | Par value (in thousands) |
Balance at December 31, 2021 |  |  | 26,735,175 |  |  | $ | 3 |
Issuance of vested shares |  |  | 93,854 |  |  |  | — |
Share options exercised |  |  | 14,268 |  |  |  | — |
Shares withheld for net settlement of shares issued |  |  | (18,200 | ) |  |  | — |
Balance at March 31, 2022 |  |  | 26,825,097 |  |  | $ | 3 |

X
- Definition Schedule of share capital transactions. + References No definition available. + Details
Name: | cmbm_ScheduleOfShareCapitalTransactionsTableTextBlock
Namespace Prefix: | cmbm_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_StockholdersEquityNoteAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration