Debt Narrative (Details) (USD $) In Thousands, unless otherwise specified	Jan. 21, 2014	Dec. 15, 2011
Senior Secured Notes Due in 2016 [Member]
Debt Instrument [Line Items]
Aggregate principal amount issued		$ 225,000
Stated interest rate on debt		12.75%
Convertible Notes Due in 2017 [Member]
Debt Instrument [Line Items]
Aggregate principal amount issued		57,500
Stated interest rate on debt		7.00%
Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 125,000	$ 100,000