CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 28, 2020	Jun. 30, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (213,384)	$ (59,487)
Reconciliation to net cash provided by (used in) operating activities:
Depreciation and amortization	26,316	34,929
(Gain) loss on disposal of property and equipment (excluding other asset write-downs)	1,161	(2,250)
Retirement benefit expense	7,735	15,056
Stock-based compensation expense	774	966
Deferred income taxes	71	261
Noncash reorganization items, net	74,462
(Gain) loss on extinguishment of debt, net		1,986
Goodwill and other asset write-downs	64,023	739
Amortization of bond fees and other debt-related items	2,108	5,028
Noncash lease expense	4,724
Other	600	(3,216)
Changes in certain assets and liabilities:
Trade receivables	22,415	25,064
Inventories	1,040	1,462
Other assets	789	4,058
Accounts payable	22,072	(10,613)
Accrued compensation	(912)	(573)
Income taxes	2,883	(6,535)
Accrued interest	7,514	(513)
Postretirement obligations and other liabilities	(4,834)	(4,391)
Net cash provided by operating activities	19,557	1,971
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(1,557)	(1,233)
Proceeds from sale of property, plant and equipment and other	150	3,326
Contributions to cost and equity investments		(425)
Net cash provided by (used in) investing activities	(1,407)	1,668
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchase of notes and related expenses		(36,602)
Payment of financing costs	(771)	(28)
Proceeds from sale-leaseback financing obligations		29,743
Purchase of treasury shares		(353)
Other	(1,170)	(705)
Net cash used in financing activities	(1,941)	(7,945)
Increase (decrease) in cash, cash equivalents and restricted cash	16,209	(4,306)
Cash, cash equivalents and restricted cash at beginning of period	37,163	50,555
CASH, CASH EQUIVALENTS AND RESTRICTED CASH AT END OF PERIOD	$ 53,372	$ 46,249