Subsequent Event - Additional Information (Detail) (Senior Subordinated Notes, Net of Unamortized Discount, Interest at 8.25%, Payable Semi-annually, Principal Due March 2018 [Member], USD $)	12 Months Ended		0 Months Ended
	Sep. 27, 2014	Mar. 08, 2010	Nov. 30, 2014 Subsequent Event [Member]	Nov. 30, 2014 Subsequent Event [Member]	Nov. 30, 2014 Subsequent Event [Member] Maximum [Member]
Subsequent Event [Line Items]
Debt Instrument, Repurchase Amount					$ 50
Debt instrument interest rate stated, percentage	8.25%	8.25%		8.25%
Senior subordinated notes due date	Mar. 01, 2018		Mar. 31, 2018