CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 25, 2017	Jun. 26, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (133,021)	$ (27,475)
Reconciliation to net cash provided by (used in) operating activities:
Depreciation and amortization	39,428	48,992
Gains on disposal of property and equipment (excluding other asset write-downs)	(3,694)	(213)
Retirement benefit expense	6,655	7,388
Stock-based compensation expense	1,461	1,757
Equity (income) loss in unconsolidated companies	96	(7,005)
Impairments related to equity investments	169,147	892
(Gain) loss on extinguishment of debt, net	869	(1,535)
Other asset write-downs	1,957
Other	(3,371)	(3,260)
Changes in certain assets and liabilities:
Trade receivables	24,634	39,826
Inventories	1,097	(817)
Other assets	1,290	3,343
Accounts payable	(4,135)	(4,375)
Accrued compensation	2,189	656
Income taxes	(85,517)	(16,218)
Accrued interest	(204)	(432)
Other liabilities	(2,105)	9,553
Net cash provided by operating activities	16,776	51,077
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(4,626)	(8,490)
Proceeds from sale of property, plant and equipment and other	8,932	2,566
Contributions to equity investments	(2,683)	(2,667)
Proceeds from sale of equity investments and other-net	(11)
Net cash provided by (used in) investing activities	1,612	(8,591)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchase of public notes	(15,675)	(28,804)
Purchase of treasury shares	(287)	(6,636)
Other	716	(499)
Net cash used in financing activities	(15,246)	(35,939)
Increase in cash and cash equivalents	3,142	6,547
Cash and cash equivalents at beginning of period	5,291	9,332
CASH AND CASH EQUIVALENTS AT END OF PERIOD	$ 8,433	$ 15,879