Derivative Financial Instruments - Additional Information (Detail) (USD $)			0 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 14, 2014 Interest Rate Caps [Member]
Derivative [Line Items]
Interest rate cap agreement, notional amount	$ 181,314,000	$ 131,377,000	$ 50,000,000
Interest rate cap agreement, strike price			1.25%
Interest rate cap agreement, premium			$ 400,000
Interest rate cap agreement, expiration date			Mar. 01, 2017