CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	9 Months Ended
	Oct. 01, 2016	Sep. 26, 2015
Cash flows from operating activities: [Abstract]
Net income (loss)	$ 68,190	$ (13,327)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Loss on sale of discontinued operations, net of taxes	1,948	0
Loss (income) from discontinued operations, net of taxes	2,487	(1,769)
Depreciation and amortization, excluding non-cash interest expense	35,545	35,633
Non-cash interest expense, net	6,963	7,532
Deferred income taxes	1,068	(2,962)
Gain on sale of assets	(4,468)	(2,323)
Non-cash restructuring and other charges, net	3,450	6,050
(Gain) loss on early extinguishment of debt, net	(80,328)	559
Stock-based compensation provision	1,230	1,481
Other non-cash charges	3,491	3,711
Changes in operating assets and liabilities:
Accounts receivable	29,491	5,243
Inventories	8,186	(12,530)
Accounts payable and accrued compensation and related liabilities	(39,004)	(3,790)
Other working capital changes	(24,952)	(12,037)
Other, net	108	(9,971)
Net cash provided by operating activities of continuing operations	13,405	1,500
Net cash (used in) provided by operating activities of discontinued operations	(7,739)	13,345
Net cash provided by operating activities	5,666	14,845
Cash flows from investing activities:
Capital expenditures	(31,173)	(19,245)
Cost of business acquisitions	0	(1,996)
Proceeds from sale of property, plant and equipment	8,272	1,471
Proceeds from sale of assets	2,000	2,180
Net cash used in investing activities of continuing operations	(20,901)	(17,590)
Net cash provided by (used in) investing activities of discontinued operations	94,364	(1,864)
Net cash provided by (used in) investing activities	73,463	(19,454)
Cash flows from financing activities:
Proceeds from issuance of 4% secured notes due 2021	50,000	0
Payment of financing-related costs and expenses and debt issuance discounts	(9,967)	(1,309)
Repayments of other long-term debt	(4,115)	(3,345)
Repayment of 11.5% senior notes due 2017	(4,725)	(22,720)
Repayment of 7% senior exchangeable notes	(40,207)	0
Purchase and retirement of common stock upon vesting of RSUs	(341)	(218)
Proceeds from exercise of stock options	0	2
Borrowings under ABL Facility due 2021	368,600	358,900
Repayments under ABL Facility due 2021	(441,700)	(328,500)
Net cash (used in) provided by financing activities of continuing operations	(82,455)	2,810
Net cash used in financing activities of discontinued operations	(8)	(352)
Net cash (used in) provided by financing activities	(82,463)	2,458
Effect of exchange rate changes on cash and cash equivalents	443	(536)
Net decrease in cash and cash equivalents	(2,891)	(2,687)
Cash and cash equivalents at beginning of period	7,785	14,593
Cash and cash equivalents at end of period	4,894	11,906
Less cash and cash equivalents of discontinued operations	0	(2,332)
Cash and cash equivalents of continuing operations at end of period	$ 4,894	$ 9,574