Subsequent Event Redemption of Existing Senior Notes (Details) (Senior Notes [Member], 10% Senior Notes Due 2016[Member], Subsequent Event [Member], USD $) In Thousands, unless otherwise specified	0 Months Ended
	Aug. 01, 2013
Senior Notes [Member] | 10% Senior Notes Due 2016[Member] | Subsequent Event [Member]
Subsequent Event [Line Items]
Early Repayment of Senior Debt	$ 635,000
Interest rate, stated percentage	10.00%
Redemption price, percentage	105.00%
Payments of Financing Costs	6,268
Write off of Deferred Debt Issuance Cost	$ 14,960