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Segment Information (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Segment Reporting Information [Line Items]    
Product sales $ 68,419 $ 78,290
Licensing revenues 701 610
Net sales 69,120 78,900
Earnings from operations 3,459 4,207
Wholesale [Member]    
Segment Reporting Information [Line Items]    
Product sales 52,149 61,636
Licensing revenues 701 610
Net sales 52,850 62,246
Earnings from operations 3,166 3,725
Retail [Member]    
Segment Reporting Information [Line Items]    
Product sales 4,930 5,085
Licensing revenues 0 0
Net sales 4,930 5,085
Earnings from operations 43 246
Other [Member]    
Segment Reporting Information [Line Items]    
Product sales 11,340 11,569
Licensing revenues 0 0
Net sales 11,340 11,569
Earnings from operations $ 250 $ 236