Notes, Mortgage Notes and Obligations Payable (Details) - USD ($)				3 Months Ended			9 Months Ended		12 Months Ended
	May. 04, 2015	Apr. 02, 2015	Apr. 30, 2014	Sep. 26, 2015	Jun. 27, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014	Dec. 31, 2014	Oct. 29, 2015	Jun. 03, 2015
Debt Instrument [Line Items]
Deferred debt expense				$ 14,200,000			$ 14,200,000		$ 17,300,000
Loss from debt retirement				$ 0		$ (500,000)	(14,800,000)	$ (2,300,000)
Capacity to make payments, including dividends							$ 109,800,000
Senior Notes | Senior 10% Notes due 2018
Debt Instrument [Line Items]
Interest rate (percent)		10.00%
Redemption price, percentage	105.00%
Senior Notes | 8.5% Notes
Debt Instrument [Line Items]
Interest rate (percent)				8.50%			8.50%
Senior Secured Term Loan
Debt Instrument [Line Items]
Face amount of secured term loan			$ 350,000,000
Senior Secured Term Loan | Incremental Loan
Debt Instrument [Line Items]
Outstanding borrowings		$ 265,000,000
Periodic payment (percent of outstanding balance)		0.25%
Expected balloon payment to be made		$ 251,100,000
Effective interest rate (percent)				3.50%			3.50%
Loans Payable | Senior 10% Notes due 2018
Debt Instrument [Line Items]
Loss from debt retirement					$ (14,800,000)
Loans Payable | Senior Secured Term Loan Due 2020
Debt Instrument [Line Items]
Debt issuance cost			6,300,000				$ 2,700,000
Deferred debt expense			4,600,000	$ 2,500,000			2,500,000
Loans Payable | Senior Secured Term Loan Due 2017
Debt Instrument [Line Items]
Outstanding borrowings			$ 93,000,000
Loss from debt retirement						$ (500,000)			$ (2,300,000)
Revolving Credit Facility | Amended ABL Facility
Debt Instrument [Line Items]
Covenant terms requirement to deposit cash, Minimum											$ 30,000,000
Covenant terms requirement to deposit cash, Percent of credit facilities, Minimum											10.00%
Covenant terms requirement to deposit cash, Percent of borrowing base, Minimum											12.50%
Revolving Credit Facility | Letter of Credit
Debt Instrument [Line Items]
Outstanding borrowings				11,900,000			11,900,000
Secured debt outstanding				50,000,000			50,000,000
Remaining borrowing capacity				238,100,000			238,100,000
Excess availability before triggering cash deposit requirements				$ 208,100,000			$ 208,100,000
Revolving Credit Facility | Letter of Credit | Subsequent Event
Debt Instrument [Line Items]
Outstanding borrowings										$ 11,900,000
Secured debt outstanding										97,000,000
Remaining borrowing capacity										191,100,000
Excess availability before triggering cash deposit requirements										$ 161,100,000