Stock Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2013

DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlockAbstract

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]

Stock-based compensation expense by type of award, all of which was recognized as a component of "Selling, general, and administrative expenses" in the consolidated statements of operations for the three and nine months ended September 30, 2013 and 2012, was as follows:

	Three Months Ended September 30,				Nine Months Ended September 30,
	2013		2012		2013		2012
	(in thousands)
Stock options	$	25	$	26	$	76	$	68
Restricted stock	277		395		1,903		789
Total stock-based compensation	$	302	$	421	$	1,979	$	857