Long-Term Debt (Tables)

12 Months Ended

Dec. 31, 2012

Long-term Debt, Unclassified [Abstract]

Schedule of Long-term Debt

	December 31,
	2012			2011
	(in millions)
Senior Secured Credit Facility	$	—		$	56.0
Term Loan	319.7			—
7.75% Senior Subordinated Notes due 2022	325.0			—
8.75% Senior Subordinated Notes due 2020	350.0			350.0
8.625% Senior Notes due 2017	445.8			445.1
7.50% Senior Subordinated Notes due 2015	—			372.2
Other secured and unsecured notes payable	—			0.7
	1,440.5			1,224.0
Less current maturities	(3.3		)	(0.1		)
	$	1,437.3		$	1,223.9

Schedule of Redeemable Notes

8.625% Notes Redeemable		8.75% Notes Redeemable		7.75% Notes Redeemable
On or after	At a % of	On or after	At a % of	On or after	At a % of
August 1,	par equal to	May 15,	par equal to	April 1,	par equal to
2013	104.313%	2015	104.375%	2017	103.875%
2014	102.156%	2016	102.917%	2018	102.583%
2015 and thereafter	100.000%	2017	101.458%	2019	101.292%
		2018 and thereafter	100.000%	2020 and thereafter	100.000%

Schedule of Interest Expense Net of Capitalized Interest

	For the year ended December 31,
	2012			2011			2010
	(in millions)
Interest expense	$	114.8		$	106.0		$	107.1
Interest income	(0.8		)	(0.4		)	(0.2		)
Capitalized interest	(20.3		)	(10.3		)	(4.0		)
Total interest expense, net of capitalized interest	$	93.7		$	95.3		$	102.9

Schedule of Loss on Early Extinguishment of Debt

	For the year ended December 31,
	2012		2011		2010
	(in millions)
Loss on early extinguishment of debt	$	20.7	$	0.2	$	1.9

Schedule of Maturities of Long-term Debt

Year ending December 31:
2013	$	3.2
2014	3.2
2015	3.2
2016	3.2
2017	453.4
Thereafter	981.3
Total	1,447.5
Less unamortized debt discounts	(7.0		)
Long-term debt, including current portion	$	1,440.5