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Chapter 11 Filing (Reorganization Items, Net) (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Chapter 11 Filing Reorganization Items Net Details        
Legal fees $ 23 $ 53
Professional fees 6 13
Total reorganization items, net $ 29 $ 66