Supplemental Disclosure of Cash Flow Information

12 Months Ended

Dec. 31, 2013

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,
	2013		2012		2011
Cash paid:
Interest	$	-	$	-	$	-
Income taxes	$	539	$	1,094	$	813