Cash Flows (Tables)

3 Months Ended

Mar. 31, 2013

Cash Flow, Noncash Investing and Financing Activities Disclosure [Abstract]

Summary Of Non-Cash Activities And Other Supplemental Data

	Three Months Ended March 31,
	2013	2012
Non-Cash Investing and Financing Activities:
Continuing Operations:
Increase in capital lease assets	865	—
Increase in capital lease obligations and related assets	—	1,473
Capital expenditures incurred but not yet paid	815	—
Supplemental Data:
Cash interest paid — continuing operations	34,561	43,526
Income taxes paid, net — continuing operations	83,030	1,973