Statement Of Cash Flow Information (Tables)

3 Months Ended

Mar. 31, 2012

Statement Of Cash Flow Information [Abstract]

Supplemental Cash Flow Information

		Three Months Ended
		March 31,
		2012		2011
Interest paid, net of capitalized interest.................................................................... (1)	$	32,554	$	32,093
Income taxes paid.........................................	$	6,725	$	3,785