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Note N - Sale of Direct Mail Assets and Equipment (Details Textual) - USD ($)
$ in Thousands
8 Months Ended 12 Months Ended
Apr. 24, 2020
Dec. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Proceeds from Sale of Property, Plant, and Equipment, Total     $ 1,924 $ 300
Summit [Member]        
Proceeds from Sale of Machinery and Equipment $ 1,500      
Proceeds from Sale of Property, Plant, and Equipment, Total   $ 500    
Impairment of Long-Lived Assets to be Disposed of     1,900  
Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property     $ 1,400