Business Segment Information - Schedule of Property and Equipment, Net by Country (Detail) - USD ($)
$ in Thousands
Dec. 31, 2016
Feb. 10, 2016
Feb. 09, 2016
Dec. 31, 2015
Revenues From External Customers And Long Lived Assets [Line Items]        
Total property and equipment $ 834,528 $ 891,135    
Predecessor        
Revenues From External Customers And Long Lived Assets [Line Items]        
Total property and equipment     $ 2,937,575 $ 2,948,387
Congo        
Revenues From External Customers And Long Lived Assets [Line Items]        
Total property and equipment 277,305      
Congo | Predecessor        
Revenues From External Customers And Long Lived Assets [Line Items]        
Total property and equipment       582,590
Malaysia        
Revenues From External Customers And Long Lived Assets [Line Items]        
Total property and equipment 280,689      
India | Predecessor        
Revenues From External Customers And Long Lived Assets [Line Items]        
Total property and equipment       718,966
South Africa        
Revenues From External Customers And Long Lived Assets [Line Items]        
Total property and equipment 196,473      
South Africa | Predecessor        
Revenues From External Customers And Long Lived Assets [Line Items]        
Total property and equipment       851,099
Other countries        
Revenues From External Customers And Long Lived Assets [Line Items]        
Total property and equipment [1] $ 80,061      
Other countries | Predecessor        
Revenues From External Customers And Long Lived Assets [Line Items]        
Total property and equipment [1]       $ 795,732
[1] Other countries represent countries in which we operate that individually had property equipment, net representing less than 10 percent of total property and equipment.