Supplemental Disclosure of Cash Flow Information

12 Months Ended

Dec. 31, 2012

Supplemental Disclosure of Cash Flow Information [Abstract]

Supplemental Disclosure of Cash Flow Information

17.  Supplemental Disclosure of Cash Flow Information

(in thousands)		Year ended December 31,
		2012		2011		2010
Cash paid:
	Interest	$	-	$	-	$	-
	Income taxes	$	1,094	$	813	$	545