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Taxes on Income - Schedule of Reconciliation of Uncertain Tax Benefits (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2025 USD ($)
Schedule of Reconciliation of the Beginning and Ending Balances of Uncertain Tax Benefits [Abstract] |
Balance at beginning of the year |
Additions for taxes positions | 286
Balance at the end of the year | $ 286

X
- Definition Amount of uncertain tax benefits. + References No definition available. + Details
Name: | rdcm_UncertainTaxBenefits
Namespace Prefix: | rdcm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represent the amount of uncertain tax benefits additions for taxes positions. + References No definition available. + Details
Name: | rdcm_UncertainTaxBenefitsAdditionsForTaxesPositions
Namespace Prefix: | rdcm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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