Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2012

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,
	2012		2011
Cash paid for interest	$	27	$	101
Cash paid for income taxes	$	186	$	125