Senior and Subordinated Debt (Tables)

11 Months Ended

Dec. 31, 2013

Debt Disclosure [Abstract]

Schedule of Senior and Subordinated Debt

The following table summarizes the Company’s senior and subordinated debt:

	December 31, 2013		January 31, 2013
	(in thousands)
Senior Notes:
3.625% Puttable Equity-Linked Senior Notes due 2014, net of discount	$	—	$	199,457
7.625% Senior Notes due 2015	—		53,253
5.000% Convertible Senior Notes due 2016	50,000		50,000
6.500% Senior Notes due 2017	—		132,144
4.250% Convertible Senior Notes due 2018	350,000		350,000
3.625% Convertible Senior Notes due 2020	300,000		—
7.375% Senior Notes due 2034, net of discount	—		219,115
Total Senior Notes	700,000		1,003,969
Subordinated Debt:
Subordinate Tax Revenue Bonds due 2013	—		29,000
Total Senior and Subordinated Debt	$	700,000	$	1,032,969

Summary of Interest Incurred, Capitalized and Paid

The following table summarizes interest incurred, capitalized and paid on all forms of indebtedness (included in Notes E, G and H):

	11 Months Ended			Years Ended
	December 31, 2013			January 31, 2013			January 31, 2012
	(in thousands)
Interest incurred	$	309,017		$	357,388		$	435,288
Interest capitalized	(16,693		)	(96,094		)	(193,448		)
Net interest expense	$	292,324		$	261,294		$	241,840
Interest incurred from discontinued operations	$	4,733		$	15,197		$	22,134
Cash paid for interest (net of amount capitalized)	$	292,692		$	291,509		$	260,822