Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2013

Supplemental Cash Flow Information [Abstract]

Supplemental Cash Flow Information

	Three months ended
	March 31,
	2013		2012
	(in thousands)
Cash paid for income taxes, net	$	97	$	49
Supplemental non-cash financing activities:
Common stock repurchased for RSU tax withholdings	$	2	$	4