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Note 9 - New Market Tax Credit (Details Textual) - USD ($)
$ in Millions
1 Months Ended
Jul. 31, 2013
Jul. 13, 2013
Chase and US Bank [Member]    
Accounts, Notes, Loans and Financing Receivable, Net, Current   $ 19.1
Tax Credits Maximum Percent of Qualifying Investments   39.00%
Proceeds from Contributed Capital $ 5.6  
Contributed Capital Net Proceeds 4.4  
Tile Shop Lending [Member]    
Proceeds from Lines of Credit $ 13.5  
Debt Instrument, Interest Rate, Stated Percentage 1.35%  
Deferred Finance Costs, Gross $ 1.0  
Investors And Tiles Shop Lending [Member] | Financing Agreement With Investments Funds And CDEs [Member]    
Debt Instrument, Term 40 years