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Employee Benefit Plans (Tables)
12 Months Ended
Dec. 31, 2017
Jan. 01, 2017
Pension Plans, Defined Benefit    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Components of Net Periodic Benefit Cost (Credit)
Net periodic pension (credit) cost for U.S. and non-U.S. plans included the following components for fiscal years ended:
 
 
December 31,
2017
 
January 1,
2017
 
January 3,
2016
 
(In thousands)
Service and administrative costs
$
4,951

 
$
4,337

 
$
4,332

Interest cost
16,707

 
18,638

 
20,696

Expected return on plan assets
(26,401
)
 
(24,245
)
 
(26,021
)
Curtailment gain

 

 
(907
)
Actuarial (gain) loss
(7,085
)
 
15,890

 
12,953

Amortization of prior service cost
(195
)
 
(210
)
 
(238
)
Net periodic pension (credit) cost
$
(12,023
)
 
$
14,410

 
$
10,815

 
Schedule of Net Funded Status  
The following table sets forth the changes in the funded status of the principal U.S. pension plan and the principal non-U.S. pension plans and the amounts recognized in the Company’s consolidated balance sheets as of December 31, 2017 and January 1, 2017.
 
 
December 31, 2017
 
January 1, 2017
Non-U.S.
 
U.S.
 
Non-U.S.
 
U.S.
(In thousands)
Actuarial present value of benefit obligations:
 
 
 
 
 
 
 
Accumulated benefit obligations
$
334,151

 
$
308,713

 
$
271,127

 
$
300,650

Change in benefit obligations:
 
 
 
 
 
 
 
Projected benefit obligations at beginning of year
$
279,522

 
$
300,650

 
$
276,960

 
$
301,416

Service and administrative costs
2,201

 
2,750

 
2,262

 
2,075

Interest cost
4,870

 
11,836

 
6,205

 
12,433

Benefits paid and plan expenses
(13,238
)
 
(20,032
)
 
(11,940
)
 
(19,424
)
Participants’ contributions
189

 

 
209

 

Business acquisition (divestiture)

39,293

 

 
(2,955
)
 

Plan settlements

 

 
(993
)
 

Actuarial (gain) loss
(1,486
)
 
13,509

 
38,623

 
4,150

Effect of exchange rate changes
32,059

 

 
(28,849
)
 

Projected benefit obligations at end of year
$
343,410

 
$
308,713

 
$
279,522

 
$
300,650

Change in plan assets:
 
 
 
 
 
 
 
Fair value of plan assets at beginning of year
$
153,281

 
$
243,817

 
$
150,894

 
$
244,693

Actual return on plan assets
15,866

 
29,642

 
32,581

 
18,548

Benefits paid and plan expenses
(13,238
)
 
(20,032
)
 
(11,940
)
 
(19,424
)
Employer’s contributions
8,422

 

 
9,562

 

Participants’ contributions
189

 

 
209

 

Plan settlements

 

 
(993
)
 

Effect of exchange rate changes
15,216

 

 
(27,032
)
 

Fair value of plan assets at end of year
$
179,736

 
$
253,427

 
$
153,281

 
$
243,817

Net liabilities recognized in the consolidated balance sheets
$
(163,674
)
 
$
(55,286
)
 
$
(126,241
)
 
$
(56,833
)
 
 
 
 
 
 
 
 
Net amounts recognized in the consolidated balance sheets consist of:
 
 
 
 
 
 
 
Noncurrent assets
$
26,591

 
$

 
$
12,944

 
$

Current liabilities
(7,017
)
 

 
(6,033
)
 

Noncurrent liabilities
(183,248
)
 
(55,286
)
 
(133,152
)
 
(56,833
)
Net liabilities recognized in the consolidated balance sheets
$
(163,674
)
 
$
(55,286
)
 
$
(126,241
)
 
$
(56,833
)
 
 
 
 
 
 
 
 
Net amounts recognized in accumulated other comprehensive income consist of:
 
 
 
 
 
 
 
Prior service cost
$
(457
)
 
$

 
$
(603
)
 
$

 
 
 
 
 
 
 
 
Actuarial assumptions as of the year-end measurement date:
 
 
 
 
 
 
 
Discount rate
1.99
%
 
3.56
%
 
2.06
%
 
4.06
%
Rate of compensation increase
3.50
%
 
None

 
3.64
%
 
None

 
Actuarial assumptions used to determine net periodic pension cost during the year were as follows:
 
December 31, 2017
 
January 1, 2017
 
January 3, 2016
 
Non-U.S.
 
U.S.
 
Non-U.S.
 
U.S.
 
Non-U.S.
 
U.S.
Discount rate
2.06
%
 
4.06
%
 
2.88
%
 
4.25
%
 
2.75
%
 
4.08
%
Rate of compensation increase
3.64
%
 
None

 
3.26
%
 
None

 
3.28
%
 
None

Expected rate of return on assets
6.00
%
 
7.25
%
 
5.30
%
 
7.25
%
 
4.60
%
 
7.25
%
Schedule of Benefit Obligations in Excess of Fair Value of Plan Assets [Table Text Block]  
The following table provides a breakdown of the non-U.S. benefit obligations and fair value of assets for pension plans that have benefit obligations in excess of plan assets:
 
December 31,
2017
 
January 1,
2017
 
(In thousands)
Pension Plans with Projected Benefit Obligations in Excess of Plan Assets
 
 
 
Projected benefit obligations
$
190,265

 
$
139,185

Fair value of plan assets

 

 
 
 
 
Pension Plans with Accumulated Benefit Obligations in Excess of Plan Assets
 
 
 
Accumulated benefit obligations
$
187,329

 
$
136,197

Fair value of plan assets

 

Schedule of Allocation of Plan Assets  
Assets of the defined benefit pension plans are primarily equity and debt securities. Asset allocations as of December 31, 2017 and January 1, 2017, and target asset allocations for fiscal year 2018 are as follows:
 
Target Allocation
 
Percentage of Plan Assets at
 
December 30, 2018
 
December 31, 2017
 
January 1, 2017
Asset Category
Non-U.S.
 
U.S.
 
Non-U.S.
 
U.S.
 
Non-U.S.
 
U.S.
Equity securities
45-55%

 
40-50%

 
51
%
 
41
%
 
48
%
 
41
%
Debt securities
45-55%

 
50-60%

 
49
%
 
59
%
 
51
%
 
59
%
Other
0-5%

 
0-5%

 
%
 
%
 
1
%
 
%
Total
100
%
 
100
%
 
100
%
 
100
%
 
100
%
 
100
%
Schedule of Changes in Fair Value of Plan Assets
The fair values of the Company’s pension plan assets as of December 31, 2017 and January 1, 2017 by asset category, classified in the three levels of inputs described in Note 21 to the consolidated financial statements are as follows:
 
 
 
 
Fair Value Measurements at December 31, 2017 Using:
Total Carrying
Value at
December 31, 2017
 
Quoted Prices in
Active Markets
(Level 1)
 
Significant Other
Observable Inputs
(Level 2)
 
Significant
Unobservable 
Inputs
(Level 3)
(In thousands)
Cash
$
4,307

 
$
4,307

 
$

 
$

Equity Securities:
 
 
 
 
 
 
 
U.S. large-cap
30,008

 
30,008

 

 

International large-cap value
32,613

 
32,613

 

 

U.S. small mid-cap
2,104

 
2,104

 

 

Emerging markets growth
14,348

 
14,348

 

 

Equity index funds
90,838

 

 
90,838

 

Domestic real estate funds
1,401

 
1,401

 

 

Commodity funds
7,387

 
7,387

 

 

Fixed income securities:
 
 
 
 
 
 
 
Non-U.S. Treasury Securities
24,946

 

 
24,946

 

Corporate and U.S. debt instruments
138,948

 
40,290

 
98,658

 

Corporate bonds
27,571

 

 
27,571

 

High yield bond funds
5,912

 
5,912

 

 

Other types of investments:
 
 
 
 
 
 
 
Multi-strategy hedge funds
16,789

 

 

 
16,789

Non-U.S. government index linked bonds
35,991

 

 
35,991

 

Total assets measured at fair value
$
433,163

 
$
138,370

 
$
278,004

 
$
16,789

 
 
 
 
Fair Value Measurements at January 1, 2017 Using:
Total Carrying
Value at
January 1, 2017
 
Quoted Prices in
Active Markets
(Level 1)
 
Significant Other
Observable Inputs
(Level 2)
 
Significant
Unobservable 
Inputs
(Level 3)
(In thousands)
Cash
$
6,079

 
$
6,079

 
$

 
$

Equity Securities:
 
 
 
 
 
 
 
U.S. large-cap
25,523

 
25,523

 

 

International large-cap value
28,267

 
28,267

 

 

U.S. small-cap
1,756

 
1,756

 

 

Emerging markets growth
12,144

 
12,144

 

 

Equity index funds
74,274

 

 
74,274

 

Domestic real estate funds
1,401

 
1,401

 

 

Commodity funds
6,854

 
6,854

 

 

Fixed income securities:
 
 
 
 
 
 
 
Non-U.S. Treasury Securities
22,059

 

 
22,059

 

Corporate and U.S. debt instruments
133,406

 
35,971

 
97,435

 

Corporate bonds
23,906

 

 
23,906

 

High yield bond funds
5,636

 
5,636

 

 

Other types of investments:
 
 
 
 
 
 
 
Multi-strategy hedge funds
23,790

 

 

 
23,790

Non-U.S. government index linked bonds
32,003

 

 
32,003

 

Total assets measured at fair value
$
397,098

 
$
123,631

 
$
249,677

 
$
23,790

 
Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets  
A reconciliation of the beginning and ending Level 3 assets for fiscal years 2017, 2016 and 2015 is as follows:
 
 
Fair Value Measurements Using
Significant Unobservable Inputs
(Level 3):
Venture
Capital
Funds
 
Multi-strategy
Hedge
Funds
 
Total
(In thousands)
Balance at December 28, 2014
$
1

 
$
23,332

 
$
23,333

Unrealized gains

 
83

 
83

Balance at January 3, 2016
1

 
23,415

 
23,416

Realized losses
(1
)
 

 
(1
)
Unrealized gains

 
375

 
375

Balance at January 1, 2017

 
23,790

 
23,790

Sales

 
(8,189
)
 
(8,189
)
Realized gains

 
1,542

 
1,542

Unrealized losses

 
(354
)
 
(354
)
Balance at December 31, 2017
$

 
$
16,789

 
$
16,789

Schedule of Expected Benefit Payments  
The following benefit payments, which reflect expected future service, as appropriate, are expected to be paid as follows:
 
 
Non-U.S.
 
U.S.
 
(In thousands)
2018
$
11,786

 
$
18,593

2019
12,166

 
18,860

2020
12,566

 
19,125

2021
13,151

 
19,392

2022
13,275

 
19,630

2023-2026
71,963

 
97,295

Other Postretirement Benefit Plans, Defined Benefit [Member]    
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]    
Components of Net Periodic Benefit Cost (Credit)  
Net periodic postretirement medical benefit (credit) cost included the following components for the fiscal years ended:
 
 
December 31,
2017
 
January 1,
2017
 
January 3,
2016
 
(In thousands)
Service cost
$
92

 
$
101

 
$
108

Interest cost
125

 
142

 
143

Expected return on plan assets
(1,114
)
 
(1,035
)
 
(1,062
)
Actuarial (gain) loss
(741
)
 
(539
)
 
971

Net periodic postretirement medical benefit (credit) cost
$
(1,638
)
 
$
(1,331
)
 
$
160

Schedule of Net Funded Status  
The following table sets forth the changes in the postretirement medical plan’s funded status and the amounts recognized in the Company’s consolidated balance sheets as of December 31, 2017 and January 1, 2017.
 
 
December 31,
2017
 
January 1,
2017
 
(In thousands)
Actuarial present value of benefit obligations:
 
 
 
Retirees
$
804

 
$
907

Active employees eligible to retire
379

 
423

Other active employees
1,948

 
2,031

Accumulated benefit obligations at beginning of year
3,131

 
3,361

Service cost
92

 
101

Interest cost
125

 
142

Benefits paid
(122
)
 
(145
)
Actuarial loss (gain)
187

 
(329
)
Change in accumulated benefit obligations during the year
282

 
(231
)
Retirees
688

 
804

Active employees eligible to retire
408

 
379

Other active employees
2,317

 
1,948

Accumulated benefit obligations at end of year
$
3,413

 
$
3,131

Change in plan assets:
 
 
 
Fair value of plan assets at beginning of year
$
15,453

 
$
14,353

Actual return on plan assets
1,921

 
1,100

Fair value of plan assets at end of year
$
17,374

 
$
15,453

Net assets recognized in the consolidated balance sheets
$
13,961

 
$
12,322

 
 
 
 
Net amounts recognized in the consolidated balance sheets consist of:
 
 
 
Noncurrent assets
$
13,961

 
$
12,322

 
 
 
 
Net amounts recognized in accumulated other comprehensive income consist of:
 
 
 
Prior service cost
$

 
$

 
 
 
 
Actuarial assumptions as of the year-end measurement date:
 
 
 
Discount rate
3.60
%
 
4.11
%

Actuarial assumptions used to determine net cost during the year are as follows:
 
December 31,
2017
 
January 1,
2017
 
January 3,
2016
Discount rate
4.11
%
 
4.34
%
 
4.10
%
Expected rate of return on assets
7.25
%
 
7.25
%
 
7.25
%
Schedule of Changes in Fair Value of Plan Assets  
The fair values of the Company’s plan assets at December 31, 2017 and January 1, 2017 by asset category, classified in the three levels of inputs described in Note 21, are as follows:
 
 
 
 
Fair Value Measurements at December 31, 2017 Using:
Total Carrying
Value at
December 31, 2017
 
Quoted Prices in
Active Markets
(Level 1)
 
Significant Other
Observable Inputs
(Level 2)
 
Significant
Unobservable
 Inputs
(Level 3)
(In thousands)
Cash
$
268

 
$
268

 
$

 
$

Equity Securities:
 
 
 
 
 
 
 
U.S. large-cap
2,057

 
2,057

 

 

International large-cap value
2,236

 
2,236

 

 

U.S. small mid-cap
144

 
144

 

 

Emerging markets growth
984

 
984

 

 

Domestic real estate funds
96

 
96

 

 

Commodity funds
506

 
506

 

 

Fixed income securities:
 
 
 
 
 
 
 
Corporate debt instruments
9,526

 
2,762

 
6,764

 

High yield bond funds
406

 
406

 

 

Other types of investments:
 
 
 
 
 
 
 
Multi-strategy hedge funds
1,151

 

 

 
1,151

Total assets measured at fair value
$
17,374

 
$
9,459

 
$
6,764

 
$
1,151

 
 
 
 
Fair Value Measurements at January 1, 2017 Using:
Total Carrying
Value at
January 1, 2017
 
Quoted Prices in
Active Markets
(Level 1)
 
Significant Other
Observable Inputs
(Level 2)
 
Significant
Unobservable
 Inputs
(Level 3)
(In thousands)
Cash
$
319

 
$
319

 
$

 
$

Equity Securities:
 
 
 
 
 
 
 
U.S. large-cap
1,618

 
1,618

 

 

International large-cap value
1,792

 
1,792

 

 

U.S. small mid-cap
111

 
111

 

 

Emerging markets growth
770

 
770

 

 

Domestic real estate funds
89

 
89

 

 

Commodity funds
434

 
434

 

 

Fixed income securities:
 
 
 
 
 
 
 
Corporate debt instruments
8,456

 
2,280

 
6,176

 

High yield bond funds
356

 
356

 

 

Other types of investments:
 
 
 
 
 
 
 
Multi-strategy hedge funds
1,508

 

 

 
1,508

Total assets measured at fair value
$
15,453

 
$
7,769

 
$
6,176

 
$
1,508

Schedule of Effect of Significant Unobservable Inputs, Changes in Plan Assets  
A reconciliation of the beginning and ending Level 3 assets for fiscal years 2017, 2016 and 2015 is as follows:
 
 
Fair Value 
Measurements 
Using
Significant 
Unobservable
Inputs
(Level 3):
Multi-strategy
Hedge
Funds
(In thousands)
Balance at December 28, 2014
$
1,341

Unrealized gains
33

Balance at January 3, 2016
1,374

Unrealized gains
134

Balance at January 1, 2017
1,508

Sales
(562
)
Realized gains
229

Unrealized losses
(24
)
Balance at December 31, 2017
$
1,151

Schedule of Expected Benefit Payments  
The following benefit payments, which reflect expected future service, as appropriate, are expected to be paid as follows:
 
Postretirement Medical Plan
 
 
(In thousands)
2018
$
147

2019
166

2020
178

2021
195

2022
211

2023-2026
1,153