Debt (Tables)

9 Months Ended

Sep. 30, 2011

Debt (Tables) [Abstract]

Debt and capital lease obligations related to continuing operations

	September 30, 2011			December 31, 2010
$925 Million Credit Facility, interest and maturity as described below	$	600,000		$	—
$1.0 Billion Credit Facility, interest at 3-month LIBOR plus 2.50% or bank’s base rate plus 0.50%, refinanced August 1, 2011		—			700,000
Convertible Senior Notes, interest at 3.75%, maturing October 1, 2014, net of unamortized discount of $44,060 and $53,449		315,940			306,551
Senior Notes, interest at 6.75%, maturing November 15, 2014		152,180			152,180
Capital lease obligations		2,582			484
Total debt		1,070,702			1,159,215
Less amounts due within one year		(746	)		(58,574	)
Total long-term debt	$	1,069,956		$	1,100,641