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]

Cash payments for interest costs and income taxes consist of the following (in thousands):

	Three Months Ended
	March 31,
	2013		2012
Interest costs (none capitalized)	$	90,277	$	56,940
Income taxes	40		2,590