Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangible Assets - Schedule Of Changes in Goodwill (Details)

v3.21.1
Goodwill and Intangible Assets - Schedule Of Changes in Goodwill (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Goodwill [Roll Forward]        
Goodwill, gross period start $ 104,448 $ 104,448 $ 104,448  
Accumulated impairment losses (91,840)   (91,840) $ (36,867)
Goodwill, total 12,608   12,608 67,581
Acquisitions 0   0  
Goodwill, Impairment Loss 0 (54,973) (54,973)  
Goodwill, gross period end 104,448   104,448  
Infrastructure        
Goodwill [Roll Forward]        
Goodwill, gross period start 891 891 891  
Accumulated impairment losses 0   0 0
Goodwill, total 891   891 891
Acquisitions 0   0  
Goodwill, Impairment Loss 0   0  
Goodwill, gross period end 891   891  
Well Completion        
Goodwill [Roll Forward]        
Goodwill, gross period start 86,043 86,043 86,043  
Accumulated impairment losses (76,829)   (76,829) (23,423)
Goodwill, total 9,214   9,214 62,620
Acquisitions 0   0  
Goodwill, Impairment Loss 0   (53,406)  
Goodwill, gross period end 86,043   86,043  
Sand        
Goodwill [Roll Forward]        
Goodwill, gross period start 2,684 2,684 2,684  
Accumulated impairment losses (2,684)   (2,684) (2,684)
Goodwill, total 0   0 0
Acquisitions 0   0  
Goodwill, Impairment Loss 0   0  
Goodwill, gross period end 2,684   2,684  
Other        
Goodwill [Roll Forward]        
Goodwill, gross period start 14,830 $ 14,830 14,830  
Accumulated impairment losses (12,327)   (12,327) (10,760)
Goodwill, total 2,503   2,503 $ 4,070
Acquisitions 0   0  
Goodwill, Impairment Loss 0   (1,567)  
Goodwill, gross period end $ 14,830   $ 14,830