Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2013

Supplemental Cash Flow Information [Abstract]

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

Supplemental cash flow information follows:

(in thousands)	Six Months Ended
	June 30,
	2013		2012
Cash paid for interest	$	57	$	27
Cash paid for income taxes	$	77	$	186