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Note 14 - Revenue - Changes in Contract Liabilities (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2020 USD ($)
Balance, December 31, 2019 | $ 4,746
Non-cancelable contracts with customers entered into during the period | 8,060
Revenue recognized related to non-cancelable contracts with customers during the period | (7,224)
Balance, December 31, 2020 | $ 5,582

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=121556615&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=121604090&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=121556615&loc=SL49130532-203044 + Details
Name: | us-gaap_ContractWithCustomerLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant