Supplemental Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2013

Supplemental Cash Flow Information [Abstract]

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

Supplemental cash flow information follows:

(in thousands)	Three Months Ended March 31,
	2013		2012
Cash paid for interest	$	34	$	2
Cash paid for income taxes	$	77	$	113