Debt Schedule of Interest Expense (Tables)

6 Months Ended

Jun. 30, 2012

Schedule of Interest Expense [Line Items]

Schedule of Interest Expense [Table Text Block]

The following table summarizes interest expense (in thousands):

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2012		2011		2012		2011
Interest expense	$	667	$	561	$	1,166	$	1,037
Amortization of loan costs	80		40		155		77
Change in fair value of interest rate swap agreement	—		988		—		(266		)
Total interest expense	$	747	$	1,589	$	1,321	$	848