CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 27, 2015	Dec. 28, 2014	Dec. 29, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net Income (Loss)	$ (300,162)	$ 373,989	$ 18,803
Less income (loss) from discontinued operations, net of tax		(1,988)	2,359
Income (loss) from continuing operations	(300,162)	375,977	16,444
Reconciliation to net cash provided by (used in) operating activities:
Depreciation and amortization	101,595	113,638	121,570
(Gains) loss on disposal of equipment (excluding asset impairments)	347	(918)	(1,914)
Contribution to qualified defined benefit pension plan		(25,000)	(7,600)
Retirement benefit expense	9,971	4,632	12,162
Stock-based compensation expense	3,178	3,479	3,481
Deferred income taxes	(23,087)	(32,233)	(9,774)
Equity income in unconsolidated companies	(10,086)	(19,084)	(42,651)
Gains related to equity investments	(8,061)	(705,247)
Distributions of income from equity investments	7,500	160,707	39,504
(Gain) loss on extinguishment of debt, net	(1,167)	72,777	13,643
Gain on disposal of Miami property			(12,938)
Goodwill and other asset impairments	304,848	8,227	17,181
Other	(5,501)	(4,137)	(3,865)
Changes in certain assets and liabilities:
Trade receivables	6,412	19,390	9,877
Inventories	2,832	3,822	3,534
Other assets	(7,707)	(111)	(391)
Accounts payable	(7,344)	(1,870)	1,085
Accrued compensation	(3,529)	(6,291)	(57)
Income taxes	(190,581)	186,208	3,745
Accrued interest	(1,169)	(4,452)	(3,631)
Other liabilities	(818)	(6,333)	(5,824)
Net cash provided by (used in) continuing operations	(122,529)	143,181	153,581
Net cash provided by (used in) discontinued operations		(37)	2,459
Net cash provided by (used in) operating activities	(122,529)	143,144	156,040
CASH FLOWS FROM INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(18,605)	(23,441)	(33,273)
Proceeds from sale of property, plant and equipment and other	414	10,301	4,703
Purchase of certificates of deposit		(33,483)
Proceeds from redemption of certificates of deposit			2,210
Purchase of insurance-related deposits		(6,770)
Proceeds from return of insurance-related deposit			6,400
Distributions from equity investments	7,428	1,621	2,932
Contributions to equity investments	(1,583)	(4,158)	(1,319)
Proceeds from sale of equity investments	26,186	607,942
Other-net			(1,500)
Net cash provided by (used in) continuing operations	13,840	552,012	(19,847)
Net cash provided by (used in) discontinued operations		32,953	(200)
Net cash provided by (used in) investing activities	13,840	584,965	(20,047)
CASH FLOWS FROM FINANCING ACTIVITIES:
Repurchase of public notes and related expenses	(92,254)	(584,366)	(165,549)
Purchase of treasury shares	(8,434)	(7,603)	(1,793)
Other	(2,152)	3,910	(928)
Net cash used in financing activities	(102,840)	(588,059)	(168,270)
Increase (decrease) in cash and cash equivalents	(211,529)	140,050	(32,277)
Cash and cash equivalents at beginning of period	220,861	80,811	113,088
CASH AND CASH EQUIVALENTS AT END OF PERIOD	$ 9,332	$ 220,861	$ 80,811