Employee Benefit Plans (Tables)

9 Months Ended

Sep. 28, 2014

Compensation and Retirement Disclosure [Abstract]

Components Of Net Periodic Benefit Costs

Components of net periodic benefit costs were as follows (in thousands):

	Three months ended						Nine months ended
	September 28, 2014			September 29, 2013			September 28, 2014			September 29, 2013
Pension and SERPA Benefits
Service cost	$	7,874		$	8,997		$	23,623		$	26,990
Interest cost	21,731			19,812			65,193			59,436
Expected return on plan assets	(34,184		)	(31,832		)	(102,551		)	(95,496		)
Amortization of unrecognized:
Prior service cost	279			437			838			1,310
Net loss	9,141			14,652			27,422			43,956
Net periodic benefit cost	$	4,841		$	12,066		$	14,525		$	36,196
Postretirement Healthcare Benefits
Service cost	$	1,754		$	1,965		$	5,262		$	5,894
Interest cost	4,220			3,900			12,659			11,699
Expected return on plan assets	(2,607		)	(2,384		)	(7,822		)	(7,153		)
Amortization of unrecognized:
Prior service credit	(963		)	(963		)	(2,890		)	(2,890		)
Net loss	1,182			2,137			3,546			6,412
Net periodic benefit cost	$	3,586		$	4,655		$	10,755		$	13,962