Property and Equipment, Net Schedule of Property and Equipment (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 124,645	$ 85,761
Accumulated depreciation	(18,262)	(7,993)
Property and equipment, net	106,383	77,768
Rigs and other equipment
Property, Plant and Equipment [Line Items]
Property and equipment, gross	100,839	68,404
Buildings and improvements
Property, Plant and Equipment [Line Items]
Property and equipment, gross	18,716	12,019
Land
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,550	1,068
Vehicles
Property, Plant and Equipment [Line Items]
Property and equipment, gross	1,869	1,639
Furniture and fixtures
Property, Plant and Equipment [Line Items]
Property and equipment, gross	557	289
Assets in progress
Property, Plant and Equipment [Line Items]
Property and equipment, gross	$ 1,114	$ 2,342