Member's Equity (Deficit) - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Equity [Abstract]
Received capital contributions from parent	$ 0	$ 0	$ 0
Capital distributions to parent	$ 0	$ 163,300,000	$ 29,000,000