Supplemental Cash Flow Information (Tables)

12 Months Ended

Dec. 31, 2011

Supplemental Cash Flow Information [Abstract]

Schedule Of Cash Flow, Supplemental Disclosures

	Year Ended December 31
	2011		2010		2009
	(In thousands)
Cash paid for interest and financing charges, net of capitalized interest	$	237,901	$	233,616	$	242,691
Net cash paid (received) for taxes		(32,303)		9,184		159,840