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Other Assets (Schedule of Other Current Assets) (Details) - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Other Assets [Abstract]    
Real estate held for sale $ 10,322 $ 7,721
Prepaid expenses 3,194 2,862
Tax receivables 6,659  
Other receivables 2,500 882
Interest rate swaps   13
Total other current assets $ 22,675 $ 11,478