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Property and Equipment - Narratives (Details) - USD ($)
$ in Thousands
3 Months Ended
Apr. 18, 2022
Mar. 31, 2022
Mar. 31, 2021
Dec. 31, 2021
Property, Plant and Equipment        
Depreciation expense   $ 200 $ 300  
Assets held for sale   $ 2,752 $ 2,800 $ 2,762
Waller Facility | Subsequent Event        
Property, Plant and Equipment        
Proceeds from sale of assets held for sale $ 4,300