Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2014

Fair Value Disclosures [Abstract]

Schedule of Fair Value of Assets and Liabilities Measured on Recurring Basis

The fair value of our financial assets and liabilities measured at fair value on a recurring basis as of March 31, 2014 were as follows ($ amounts in thousands):

	Estimated Fair Value at
	March 31, 2014		Level 1		Level 2		Level 3
Corporate bonds (Note 7)	$	2,517	$	—	$	2,517	$	—
Cash equivalents	$	123,784	$	123,784	$	—	$	—
Senior secured term loan (Note 15)	$	1,447,084	$	—	$	1,447,084	$	—
7.375% senior notes (Note 15)	$	529,200	$	—	$	529,200	$	—
Derivative instruments - Interest rate caps (Note 16)	$	2,090	$	—	$	2,090	$	—

The fair value of our financial assets and liabilities measured at fair value on a recurring basis as of December 31, 2013 were as follows ($ amounts in thousands):

	Estimated Fair Value at
	December 31, 2013		Level 1		Level 2		Level 3
Corporate bonds (Note 7)	$	3,541	$	—	$	3,541	$	—
Cash equivalents	$	66,782	$	66,782	$	—	$	—
Senior secured term loan (Note 15)	$	1,063,255	$	—	$	1,063,255	$	—
7.375% senior notes (Note 15)	$	507,150	$	—	$	507,150	$	—
Derivative instruments - Interest rate caps (Note 16)	$	1,189	$	—	$	1,189	$	—