Long-Term Debt (Debt Extinguishment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2016	Dec. 27, 2014	Dec. 28, 2013
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt	$ (1,252)	$ (27,449)	$ (11,324)
Other debt including capital leases [Member] | Equipment note [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt	(700)
Debt extinguishment amount	12,300
Secured debt [Member] | 11.5% senior notes due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt	(600)	(100)
Debt extinguishment amount	22,600	2,700
Secured debt [Member] | 8.875% senior second lien notes, due 2018 and Term Loan Facility due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt		(9,000)
Junior subordinated debt [Member] | 8.500% junior secured priority notes due 2022 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt		400
Debt extinguishment amount		2,000
Convertible debt [Member] | 7% senior exchangeable notes due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt		(1,100)
Debt conversion amount		3,000
Unsecured debt [Member] | 15% unsecured term loan due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt		(1,000)	(4,000)
Debt extinguishment amount		9,400	40,000
Line of Credit and Loans Payable [Member] | Term Loan B and Revolving Credit Facility Due 2014 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt			(6,400)
Long-term debt [Member] | Term loan facility due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt			(800)
Debt extinguishment amount			28,200
Fees Paid to Third Parties [Member] | Other debt including capital leases [Member] | Equipment note [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt	(200)
Fees Paid to Third Parties [Member] | Secured debt [Member] | 6.000% Senior Secured Priority Notes Due 2019 and 8.500% Junior Secured Priority Notes Due 2022 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt		(1,600)
Unamortized Debt Issuance Costs [Member] | Other debt including capital leases [Member] | Equipment note [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt	(500)
Unamortized Debt Issuance Costs [Member] | Secured debt [Member] | 11.5% senior notes due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt	(200)
Unamortized Debt Issuance Costs [Member] | Secured debt [Member] | 8.875% senior second lien notes, due 2018 and Term Loan Facility due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt		(5,800)
Unamortized Debt Issuance Costs [Member] | Unsecured debt [Member] | 15% unsecured term loan due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt		(600)	(2,200)
Unamortized Debt Issuance Costs [Member] | Line of Credit and Loans Payable [Member] | Term Loan B and Revolving Credit Facility Due 2014 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt			(2,100)
Unamortized Debt Issuance Costs [Member] | Long-term debt [Member] | Term loan facility due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt			(500)
Original Issuance Discount [Member] | Secured debt [Member] | 11.5% senior notes due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt	(200)
Original Issuance Discount [Member] | Secured debt [Member] | 8.875% senior second lien notes, due 2018 and Term Loan Facility due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt		(3,200)
Original Issuance Discount [Member] | Unsecured debt [Member] | 15% unsecured term loan due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt		(400)	(1,800)
Original Issuance Discount [Member] | Line of Credit and Loans Payable [Member] | Term Loan B and Revolving Credit Facility Due 2014 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt			(200)
Original Issuance Discount [Member] | Long-term debt [Member] | Term loan facility due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt			(300)
Premiums [Member] | Secured debt [Member] | 11.5% senior notes due 2017 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt	$ (200)
Debt Issuance Costs [Member] | Secured debt [Member] | 6.000% Senior Secured Priority Notes Due 2019 and 8.500% Junior Secured Priority Notes Due 2022 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt		$ (16,500)
Fees Paid to Consenting Lenders [Member] | Line of Credit and Loans Payable [Member] | Term Loan B and Revolving Credit Facility Due 2014 [Member]
Debt Instrument [Line Items]
Gains (losses) on extinguishment of debt			$ (4,100)