Property and Equipment - Schedule (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Dec. 31, 2013
Property and equipment, gross	$ 137,295	$ 124,152
Accumulated depreciation	(28,958)	(18,262)
Property and equipment, net	108,337	105,890
Rigs and other equipment
Property and equipment, gross	111,538	100,884
Buildings and improvements
Property and equipment, gross	18,921	17,880
Land
Property and equipment, gross	1,893	1,893
Vehicles
Property and equipment, gross	2,170	1,869
Furniture and fixtures
Property and equipment, gross	690	512
Assets in progress
Property and equipment, gross	$ 2,083	$ 1,114