CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 29, 2019	Dec. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (411,107)	$ (79,757)
Reconciliation to net cash provided by (used in) operating activities:
Depreciation and amortization	46,021	76,242
Gain on disposal of property and equipment (excluding other asset write-downs)	(2,554)	(4,092)
Contribution to qualified defined benefit pension plan	(3,088)
Retirement benefit expense	23,715	11,114
Stock-based compensation expense	1,504	2,057
Deferred income taxes	(5,748)	(7,287)
Equity (income) loss in unconsolidated companies	1,039	(592)
Gains related to investments in unconsolidated companies		(1,721)
Distributions of income from investments in unconsolidated companies	1,295	2,876
(Gain) loss on extinguishment of debt, net	2,272	(30,577)
Goodwill and other asset write-downs	335,676	37,274
Amortization of bond fees and other debt-related items	9,980	6,215
Noncash lease expense	6,449
Other	(80)	(3,766)
Changes in certain assets and liabilities:
Trade receivables	25,613	16,704
Inventories	3,818	(1,197)
Other assets	(2,598)	2,475
Accounts payable	(7,637)	5,665
Accrued compensation	(1,326)	(3,577)
Income taxes	(6,419)	(3,058)
Accrued interest	(730)	18,083
Postretirement obligations and other liabilities	(23,018)	(24,694)
Net cash provided by (used in) operating activities	(6,763)	25,919
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(2,729)	(11,120)
Proceeds from sale of property, plant and equipment and other	8,773	5,679
Purchase of certificates of deposit		(28,651)
Proceeds from redemption of certificates of deposit	2,000	30,957
Contributions to cost and equity investments	(825)	(2,540)
Proceeds from sale of unconsolidated companies and other-net		5,301
Net cash provided by (used in) investing activities	7,219	(374)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchase of notes and related expenses	(41,873)	(464,870)
Proceeds from issuance of debt		361,449
Payment of financing costs	(28)	(17,684)
Proceeds from sale-leaseback financing obligations	29,743
Proceeds from sale-leaseback financing obligations		15,749
Purchase of treasury shares	(361)	(436)
Other	(1,329)	(552)
Net cash used in financing activities	(13,848)	(106,344)
Decrease in cash, cash equivalents and restricted cash	(13,392)	(80,799)
Cash, cash equivalents and restricted cash at beginning of period	50,555	131,354
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	$ 37,163	$ 50,555