XML 38 R28.htm IDEA: XBRL DOCUMENT v3.5.0.2
Employee Benefit Plans (Tables)
 9 Months Ended
Oct. 02, 2016
Compensation and Retirement Disclosure [Abstract]  
Components of Net Periodic Benefit Cost
The components of net periodic benefit cost include the following: 
 
 
Three Months Ended
 
Nine Months Ended
 
 
October 2,
2016
 
September 27,
2015
 
October 2,
2016
 
September 27,
2015
Retirement Plans
 
 
 
 
 
 
Service cost
 
$
4,938

 
$
5,735

 
$
14,760

 
$
17,076

Interest cost
 
14,842

 
17,657

 
45,152

 
52,419

Expected return on plan assets
 
(21,201
)
 
(23,485
)
 
(64,633
)
 
(69,738
)
Amortization of net transition obligation
 
—

 
39

 
—

 
120

Amortization of prior service cost
 
188

 
185

 
569

 
552

Amortization of net actuarial loss
 
9,958

 
10,581

 
29,514

 
31,414

Net periodic benefit cost
 
$
8,725

 
$
10,712

 
$
25,362

 
$
31,843

Retiree Health and Life Insurance Plans
 
 
 
 
 
 
Service cost
 
$
77

 
$
195

 
$
233

 
$
579

Interest cost
 
120

 
228

 
364

 
675

Expected return on plan assets
 
(393
)
 
(411
)
 
(1,191
)
 
(1,218
)
Amortization of prior service credit
 
(124
)
 
(26
)
 
(376
)
 
(77
)
Amortization of net actuarial gain
 
(166
)
 
(34
)
 
(503
)
 
(102
)
Net periodic benefit income
 
$
(486
)
 
$
(48
)
 
$
(1,473
)
 
$
(143
)