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Note 6 - Acquisitions - Maximum Deferred Consideration Payments (Details) $ in Thousands | Jun. 29, 2019 USD ($)
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December 28, 2019 (after June 29, 2019) |
January 2, 2021 | 450
January 1, 2022 | 2,297
December 31, 2022 | 1,548
Estimated future contingent consideration payments | $ 4,295

X
- Definition Represents estimated future contingent consideration payments. + References No definition available. + Details
Name: | rcmt_EstimatedFutureContingentConsiderationPayments
Namespace Prefix: | rcmt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents estimated future contingent consideration payments remainder of fiscal year. + References No definition available. + Details
Name: | rcmt_EstimatedFutureContingentConsiderationPaymentsRemainderOfFiscalYear
Namespace Prefix: | rcmt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents estimated future contingent consideration payments in year four. + References No definition available. + Details
Name: | rcmt_EstimatedFutureContingentConsiderationPaymentsYearFour
Namespace Prefix: | rcmt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents estimated future contingent consideration payments in year three. + References No definition available. + Details
Name: | rcmt_EstimatedFutureContingentConsiderationPaymentsYearThree
Namespace Prefix: | rcmt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents estimated future contingent consideration payments in year two. + References No definition available. + Details
Name: | rcmt_EstimatedFutureContingentConsiderationPaymentsYearTwo
Namespace Prefix: | rcmt_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant