Long-Term Obligations (Tables)

6 Months Ended

Jun. 30, 2012

Long-Term Obligations [Abstract]

Carrying amount of the Company's borrowings

	June 30, 2012		December 31, 2011
Healthcare Royalty Partners, L.P. – financing agreement	$	57,909	$	53,344
Hercules Growth Capital, Inc. – term loan		14,555		14,231
Total		72,464		67,575
Less: current portion of long-term obligations		8,233		4,829
Long-term obligations	$	64,231	$	62,746