Commitments (Tables)

12 Months Ended

Dec. 31, 2012

Commitments [Abstract]

Future Payments Due under Contractual Obligations

Future payments due under contractual obligations at December 31, 2012 are as follows:

(in thousands)	2013		2014		2015		2016		2017		There-after		Total
Operating lease obligations	$	1,074	$	1,087	$	949	$	934	$	935	$	158	$	5,137
Equipment loan obligations (1)		69		79		69		–		–		–		217
Total	$	1,143	$	1,166	$	1,018	$	934	$	935	$	158	$	5,354

(1)  See, Note 9 – Debt.