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Segment Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Sep. 30, 2017
Sep. 30, 2016
Segment Reporting Information [Line Items]        
Product sales $ 76,378 $ 78,544 $ 201,659 $ 213,105
Licensing revenues 528 525 1,820 1,731
Net sales 76,906 79,069 203,479 214,836
Earnings from operations 7,802 7,754 13,151 13,989
Wholesale [Member]        
Segment Reporting Information [Line Items]        
Product sales 60,200 61,645 154,049 164,145
Licensing revenues 528 525 1,820 1,731
Net sales 60,728 62,170 155,869 165,876
Earnings from operations 7,416 6,710 11,880 11,910
Retail [Member]        
Segment Reporting Information [Line Items]        
Product sales 4,291 4,702 13,979 14,508
Licensing revenues 0 0 0 0
Net sales 4,291 4,702 13,979 14,508
Earnings from operations 17 313 244 787
Other [Member]        
Segment Reporting Information [Line Items]        
Product sales 11,887 12,197 33,631 34,452
Licensing revenues 0 0 0 0
Net sales 11,887 12,197 33,631 34,452
Earnings from operations $ 369 $ 731 $ 1,027 $ 1,292