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Other Assets (Schedule of Other Current Assets) (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Other Assets [Abstract]    
Real estate held for sale $ 8,818 $ 10,974
Prepaid expenses 4,032 3,097
Tax receivables   1,341
Other 3,286 4,771
Total other current assets $ 16,136 $ 20,183