Convertible Notes, Long-Term Debt and Credit Facility (Tables)

12 Months Ended

Dec. 31, 2013

Debt Disclosure [Abstract]

Components of convertible notes and long-term debt

Convertible notes and long-term debt are as follows (in thousands):

	December 31,
	2013			2012
Convertible notes:
Convertible senior unsecured notes (2008 Notes)	$	—		$	5,188
Less discount on notes	—			(55		)
Convertible senior notes reported as current, net of discount	$	—		$	5,133
Long-term debt:
Term loan	$	45,833		$	25,000
Revolving credit facility	16,272			—
Capital lease obligations	—			1,784
Total long-term debt	62,105			26,784
Less current portion of long-term debt	(26,415		)	(4,329		)
Long-term debt, less current portion	$	35,690		$	22,455

Schedule of maturities of convertible notes and long-term debt

Maturities of long-term debt at December 31, 2013 are as follows (in thousands):

Year ending December 31,	Term Loan		Revolving Credit Facility		Total
2014	$	10,143	$	16,272	$	26,415
2015	7,143		—		7,143
2016	7,143		—		7,143
2017	7,143		—		7,143
2018	14,261		—		14,261
Total	$	45,833	$	16,272	$	62,105