Other Comprehensive Earnings (Loss) (Tables)

6 Months Ended

Jun. 26, 2016

Other Comprehensive Earnings (Loss) [Abstract]

Schedule of Other Comprehensive Income, Tax Effect [Text Block]

		Quarter Ended				Six Months Ended
		June 26,		June 28,		June 26,		June 28,
		2016		2015		2016		2015
Other comprehensive earnings (loss), tax effect:
Tax benefit (expense) on cash flow hedging activities		$	4,747		853		8,003		(3,962)
Tax benefit (expense) on unrealized holding gains (losses)			185		(408)		(768)		(536)
Reclassifications to earnings, tax effect:
	Tax expense on cash flow hedging activities		1,069		708		2,818		1,050
	Tax benefit on unrecognized pension and postretirement
	amounts reclassified to the consolidated statements of operations		(666)		(596)		(1,333)		(1,280)
Total tax effect on other comprehensive earnings (loss)		$	5,335		557		8,720		(4,728)

Schedule of Accumulated Other Comprehensive Earnings (Loss)

					Unrealized
					Holding				Total
			Gains		Gains on		Foreign		Accumulated
	Pension and		(Losses) on		Available-		Currency		Other
	Postretirement		Derivative		for-Sale		Translation		Comprehensive
	Amounts		Instruments		Securities		Adjustments		Earnings (Loss)
2016
Balance at December 27, 2015	$	(102,931)		79,317		1,258		(123,645)		(146,001)
Current period other comprehensive earnings (loss)		2,350		(51,968)		1,353		19,965		(28,300)
Balance at June 26, 2016	$	(100,581)		27,349		2,611		(103,680)		(174,301)
2015
Balance at December 27, 2014	$	(113,092)		43,689		1,900		(27,951)		(95,454)
Current period other comprehensive earnings (loss)		2,497		35,209		941		(46,669)		(8,022)
Balance at June 28, 2015	$	(110,595)		78,898		2,841		(74,620)		(103,476)