Deferred Court Costs, Net - Schedule of Court Cost Reserve (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]
Balance at beginning of period	$ (149,080)	$ (130,454)	$ (113,239)
Provision for court costs	(61,809)	(53,946)	(54,939)
Write-off of reserve after the 36th month		35,320	37,724
Balance at end of period	$ (210,889)	$ (149,080)	$ (130,454)