Convertible Notes Long Term Debt and Credit Facility (Tables)

6 Months Ended

Jun. 30, 2012

Convertible Notes, Long-Term Debt and Credit Facility [Abstract]

Components of convertible notes and long-term debt

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

	June 30, 2012			December 31, 2011
Convertible notes:
Convertible senior unsecured notes (2008 Notes)	$	55,500		$	70,500
Convertible senior secured notes (2010 Notes)		—			36,004
Less discount on notes		(2,269	)		(6,766	)
Convertible senior notes, net of discount		53,231			99,738
Less amount reported as current		(53,231	)		—
Convertible senior notes, less current portion	$	—		$	99,738
Long-term debt:
Capital lease obligations	$	1,990		$	1,642
Total long-term debt		1,990			1,642
Less current portion of long-term debt		(968	)		(767	)
Long-term debt, less current portion	$	1,022		$	875