Subsequent Events - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended			0 Months Ended	1 Months Ended	0 Months Ended	1 Months Ended
	Feb. 22, 2014 Revolving ABL Credit Facility [Member]	Feb. 22, 2014 2016 Senior Notes [Member]	May 21, 2013 2016 Senior Notes [Member]	Apr. 30, 2014 Subsequent Event [Member] Revolving ABL Credit Facility [Member]	Apr. 17, 2014 Subsequent Event [Member] Revolving ABL Credit Facility [Member]	Apr. 30, 2014 Subsequent Event [Member] Asset Backed Revolving Credit Amended Facility [Member]	Apr. 17, 2014 Subsequent Event [Member] 2016 Senior Notes [Member]	Apr. 17, 2014 Minimum [Member] Subsequent Event [Member] Revolving ABL Credit Facility [Member]	Apr. 17, 2014 Maximum [Member] Subsequent Event [Member] Revolving ABL Credit Facility [Member]
Subsequent Event [Line Items]
LIBOR Plus interest rate								1.50%	2.00%
Interest rate at the rate of ("Prime plus")								0.50%	1.00%
Maturity date of revolving credit facility	90 days				90 days
Maturity date	March 2018				March 2018		May 2016
Debt instrument, interest rate		8.00%	8.00%				8.00%
Aggregate principal amount outstanding			$ 372				$ 250
Maturity date description							Springing maturity provision that would have accelerated the maturity of the facility to 90 days prior to May 1, 2016
Aggregate principal amount				$ 250		$ 500
Revolving credit facility maturity period						30 days