Goodwill and Other Intangible Assets - Allocation of Intangible Assets to Reporting Units (Detail) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, net	$ 59,232	$ 66,745
Completion and Remedial Services
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, net	44,648
Well Servicing
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, net	4,922
Fluid Services
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, net	7,050
Contract Drilling
Finite-Lived Intangible Assets [Line Items]
Intangible assets subject to amortization, net	$ 2,612