Other Comprehensive Earnings (Tables)

12 Months Ended

Dec. 31, 2017

Other comprehensive earnings (loss) [Abstract]

Schedule of Tax Effect in Statement of Comprehensive Income

		2017		2016		2015
Other comprehensive earnings (loss), tax effect:
Tax benefit (expense) on unrealized holding gains		$	221		(94)		364
Tax benefit (expense) on cash flow hedging activities			4,850		1,340		(11,190)
Tax (expense) benefit on unrecognized pension and postretirement
amounts			(2,363)		12,945		(928)
Reclassifications to earnings, tax effect:
	Tax (benefit) expense on cash flow hedging activities		(4,881)		4,098		5,435
	Tax (benefit) on amortization of unrecognized
pension and postretirement amounts			(3,482)		(3,038)		(1,861)
Total tax effect on other comprehensive earnings (loss)		$	(5,655)		15,251		(8,180)

Schedule of Accumulated Other Comprehensive Income (Loss)

	Changes in the components of accumulated other comprehensive earnings (loss), net of tax are as follows:
						Unrealized
				Gains		Holding Gains		Foreign		Total Accumulated
		Pension and		(Losses) on		on Available		Currency		Other
		Postretirement		Derivative		for-Sale		Translation		Comprehensive
		Amounts		Instruments		Securities		Adjustments		Earnings(Loss)
2017
Balance at December 25, 2016		$	(118,401)		51,085		1,424		(128,678)		(194,570)
Current period other comprehensive			1,555		(90,302)		(390)		32,017		(57,120)
	earnings (loss)
Reclassifications from AOCE to earnings			5,875		6,390		—		—		12,265
Balance at December 31, 2017		$	(110,971)		(32,827)		1,034		(96,661)		(239,425)
2016
Balance at December 27, 2015		$	(102,931)		79,317		1,258		(123,645)		(146,001)
Current period other comprehensive			(20,829)		25,748		166		(5,033)		52
	earnings (loss)
Reclassifications from AOCE to earnings			5,359		(53,980)		—		—		(48,621)
Balance at December 25, 2016		$	(118,401)		51,085		1,424		(128,678)		(194,570)
2015
Balance at December 28, 2014		$	(113,092)		43,689		1,900		(27,951)		(95,454)
Current period other comprehensive			6,892		86,155		(642)		(95,694)		(3,289)
	earnings (loss)
Reclassifications from AOCE to earnings			3,269		(50,527)		—		—		(47,258)
Balance at December 27, 2015		$	(102,931)		79,317		1,258		(123,645)		(146,001)