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Business Segments - Additional Information (Details) - USD ($)
3 Months Ended 6 Months Ended
Mar. 09, 2020
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Segment Reporting Information [Line Items]          
Proceeds from sale of business       $ 53,259,000 $ 0
Basic net loss per share (in dollars per share)   $ (0.53) $ (0.05) $ (0.86) $ (0.26)
Well Support Services          
Segment Reporting Information [Line Items]          
Gain on disposition of business $ 8,700,000        
Basic net loss per share (in dollars per share)       $ 0  
Well Support Services          
Segment Reporting Information [Line Items]          
Proceeds from divestiture of businesses, gross 93,700,000        
Cash divested from deconsolidation 59,400,000        
Proceeds from sale of business 53,300,000        
Loan receivable, face amount $ 34,400,000        
Loans receivable, rate, stated percent 10.75%