Subsequent Events - Additional Information (Detail) - USD ($) $ in Thousands		12 Months Ended
	Mar. 01, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Subsequent Event [Line Items]
Repayment of notes payable-principal		$ 10,395	$ 78,890	$ 36,294
Notes payable - principal		$ 21,743	$ 31,220
Second Lien Notes [Member] | Scenario Forecast [Member]
Subsequent Event [Line Items]
Repayment of notes payable-principal	$ 1,300
Repayment of notes payable-interest	700
Notes payable - principal	$ 20,400