Long-Term Debt (Tables)

6 Months Ended

Jun. 30, 2013

Debt Disclosure [Abstract]

Summary of Long-Term Debt

The Company’s Long-term debt is recorded at amortized cost. The carrying value and fair value of such Long-term debt is as follows (in thousands):

	June 30, 2013				December 31, 2012
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Term Credit Agreement	$	—	$	—	$	100,000	$	100,000
Convertible Notes	346,449		346,130		338,753		332,003
Total	346,449		346,130		438,753		432,003
Less: Current portion recorded in Accrued expenses and other liabilities	—		—		50,000		50,000
Total Long-term debt	$	346,449	$	346,130	$	388,753	$	382,003

Recorded Expenses with Respect to Long-Term Debt

The Company recorded expenses with respect to the Long-term debt as follows (in thousands):

	For the three months   ended June 30,				For the six months   ended June 30,
	2013		2012		2013		2012
Interest expense	$	7,561	$	7,647	$	15,214	$	15,045
Amortization of debt issuance cost (1)	1,110		781		1,849		1,559
Commitment fee (1)	126		150		251		276
Total	$	8,797	$	8,578	$	17,314	$	16,880

(1) Included in Other expense.