Supplemental Disclosures Of Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2014

Supplemental Cash Flow Information [Abstract]

Schedule Of Supplemental Disclosures Of Cash Flow Information

	For the three months ended
	March 31,
	2014		2013
	(in thousands)
Cash paid for interest	$	44,606	$	44,343
Cash paid (received) for income taxes	$	(546)	$	16,341
Noncash property changes	$	10,172	$	35,857