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Note 5 - Revenue - Changes in Contract Liabilities (Details) $ in Thousands | 6 Months Ended
--- | ---
Jun. 30, 2021 USD ($)
Balance | $ 5,582
Non-cancelable contracts with customers entered into during the period | 2,017
Revenue recognized related to non-cancelable contracts with customers during the period | (5,582)
Balance | $ 2,017

X
- Definition Amount of contracts entered into during the period in obligation to transfer good or service to customer for which consideration from customer has been received or is due. + References No definition available. + Details
Name: | rcky_ContractWithCustomerLiabilityContractsEnteredIntoDuringThePeriod
Namespace Prefix: | rcky_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of revenue recognized from contracts with customer from liability. + References No definition available. + Details
Name: | rcky_ContractWithCustomerLiabilityRevenueRecognizedFromContracts
Namespace Prefix: | rcky_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130531-203044 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123351226&loc=SL49130549-203045 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=123360276&loc=SL49130532-203044 + Details
Name: | us-gaap_ContractWithCustomerLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant