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]

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

	Six Months Ended
	June 30,
	2012		2011
Interest costs (none capitalized)	$	145,707	$	150,718
Income taxes	4,709		2,138