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Asset Impairments and Other Restructuring Items - Schedule of Asset Impairments (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Sep. 30, 2021
Sep. 30, 2020
Impaired Long-Lived Assets Held and Used [Line Items]                
Impairments of goodwill $ 0     $ 0   $ 406,056 $ 0 $ 406,056
Impairment of goodwill loss, tax           19,600    
Impairment of goodwill loss, net of tax           386,456    
Impairments of fixed and lease assets 0   $ 650 0 $ 2,992 5,198 3,444 8,190
Impairment of fixed assets, tax     137   628 1,092    
Impairment of fixed assets, net of tax     513   2,364 4,106    
Impairments of inventories 2,113     5,921   25,230 2,113 31,151
Impairment of inventories, tax 444     1,243   4,736    
Impairment of inventories, net of tax 1,669     4,678   20,494    
Severance and restructuring costs 737 $ 2,554 3,418 288 5,397 660    
Severance and facility closure costs, tax 154 536 717 60 1,133 139    
Severance and facility closure costs, net of tax 583 2,018 2,701 228 4,264 521    
Impairments of operating lease assets   2,794            
Impairment of operating lease assets, net of tax   587            
Impairment of operating lease assets, tax   2,207            
Corporate                
Impaired Long-Lived Assets Held and Used [Line Items]                
Impairments of goodwill           0    
Impairments of fixed and lease assets     0   0 0    
Impairments of inventories 0     0   0    
Severance and restructuring costs 0 0 1,555 0 216 0    
Impairments of operating lease assets   0            
Offshore/ Manufactured Products                
Impaired Long-Lived Assets Held and Used [Line Items]                
Impairments of goodwill               86,500
Impairments of inventories               16,200
Offshore/ Manufactured Products | Operating Segments                
Impaired Long-Lived Assets Held and Used [Line Items]                
Impairments of goodwill           86,500    
Impairments of fixed and lease assets     0   0 0    
Impairments of inventories 0     0   16,249    
Severance and restructuring costs 256 0 282 288 322 112    
Impairments of operating lease assets   0            
Downhole Technologies                
Impaired Long-Lived Assets Held and Used [Line Items]                
Impairments of goodwill               192,500
Impairments of inventories 2,100     5,900     2,100 5,900
Downhole Technologies | Operating Segments                
Impaired Long-Lived Assets Held and Used [Line Items]                
Impairments of goodwill           192,502    
Impairments of fixed and lease assets     0   0 0    
Impairments of inventories 2,113     5,921   0    
Severance and restructuring costs 129 203 275 0 1,315 0    
Impairments of operating lease assets   0            
Well Site Services                
Impaired Long-Lived Assets Held and Used [Line Items]                
Impairments of goodwill               127,100
Impairments of fixed and lease assets             3,400  
Impairments of inventories               $ 9,000
Operating lease, liability 1,900           $ 1,900  
Well Site Services | Operating Segments                
Impaired Long-Lived Assets Held and Used [Line Items]                
Impairments of goodwill           127,054    
Impairments of fixed and lease assets     650   2,992 5,198    
Impairments of inventories 0     0   8,981    
Severance and restructuring costs $ 352 2,351 $ 1,306 $ 0 $ 3,544 $ 548    
Impairments of operating lease assets   $ 2,794