Other Noncurrent Assets - Schedule of Other Noncurrent Assets (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Deferred Costs Capitalized Prepaid And Other Assets Disclosure [Abstract]
Deferred financing fees, net	$ 15,852	$ 17,082
Utility and other deposits	942	668
Interest rate cap agreements		1
Other		4
Total other noncurrent assets	$ 16,794	$ 17,755