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Employee Benefit Plans (Tables)
 12 Months Ended
Oct. 29, 2017
Retirement Benefits [Abstract]  
Changes in benefit obligations and plan assets including post-retirement benefits
A summary of the changes in benefit obligations and plan assets, which includes post-retirement benefits, for each fiscal year is presented below:
 
 
2017
 
2016
 
2015
 
 
 
 
 
 
 
(In millions, except percentages)
Change in projected benefit obligation
 
 
 
 
 
Beginning projected benefit obligation
$
495

 
$
471

 
$
479

Service cost
13

 
13

 
15

Interest cost
10

 
13

 
13

Plan participants’ contributions
2

 
1

 
1

Actuarial (gain) loss
(35
)
 
77

 
12

Curtailments, settlements and special termination benefits
(1
)
 
(6
)
 
(1
)
Foreign currency exchange rate changes
34

 
(42
)
 
(39
)
Benefits paid
(12
)
 
(10
)
 
(9
)
Plan amendments and business combinations
—

 
(22
)
 
—

Ending projected benefit obligation
$
506

 
$
495

 
$
471

Ending accumulated benefit obligation
$
472

 
$
460

 
$
434

Range of assumptions to determine benefit obligations
 
 
 
 
 
Discount rate
0.5% - 3.4%

 
0.5% - 3.1%

 
0.9% - 4.4%

Rate of compensation increase
2.2% - 3.5%

 
1.6% - 3.6%

 
1.9% - 3.6%

Change in plan assets
 
 
 
 
 
Beginning fair value of plan assets
$
310

 
$
281

 
$
268

Return on plan assets
18

 
37

 
19

Employer contributions
16

 
50

 
21

Plan participants’ contributions
2

 
1

 
1

Foreign currency exchange rate changes
28

 
(45
)
 
(18
)
Divestitures, settlements and business combinations
(1
)
 
(4
)
 
(1
)
Benefits paid
(12
)
 
(10
)
 
(9
)
Ending fair value of plan assets
$
361

 
$
310

 
$
281

Funded status
$
(145
)
 
$
(185
)
 
$
(190
)
Amounts recognized in the consolidated balance sheets
 
 
 
 
 
Noncurrent asset
$
17

 
$
11

 
$
19

Current liability
(1
)
 
(2
)
 
(3
)
Noncurrent liability
(161
)
 
(194
)
 
(206
)
Total
$
(145
)
 
$
(185
)
 
$
(190
)
Estimated amortization from accumulated other comprehensive loss into net periodic benefit cost over the next fiscal period
 
 
 
 
 
Actuarial loss
$
6

 
$
6

 
$
6

Prior service credit
(4
)
 
(16
)
 
(1
)
Total
$
2

 
$
(10
)
 
$
5

Amounts recognized in accumulated other comprehensive loss
 
 
 
 
 
Net actuarial loss
$
141

 
$
186

 
$
135

Prior service credit
(4
)
 
(21
)
 
—

Total
$
137

 
$
165

 
$
135

Plans with projected benefit obligations in excess of plan assets
 
 
 
 
 
Projected benefit obligation
$
326

 
$
341

 
$
308

Fair value of plan assets
$
142

 
$
145

 
$
98

Plans with accumulated benefit obligations in excess of plan assets
 
 
 
 
 
Accumulated benefit obligation
$
293

 
$
307

 
$
274

Fair value of plan assets
$
142

 
$
145

 
$
98

 
 
2017
 
2016
 
Plan assets — allocation
 
 
 
 
Equity securities
47
%
 
42
%
 
Debt securities
39
%
 
40
%
 
Insurance contracts
11
%
 
12
%
 
Other investments
3
%
 
4
%
 
Cash
—
%
 
2
%
 
Summary of ending fair value of the plan assets
The following table presents a summary of the ending fair value of the plan assets:
 
October 29, 2017
 
October 30, 2016
 
Level 1
 
Level 2
 
Level 3
 
Total
 
Level 1
 
Level 2
 
Level 3
 
Total
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
(In millions)
Equity securities
$
83

 
$
—

 
$
—

 
$
83

 
$
59

 
$
—

 
$
—

 
$
59

Debt securities
16

 
—

 
—

 
16

 
12

 
—

 
—

 
12

Insurance contracts
—

 
—

 
38

 
38

 
—

 
—

 
38

 
38

Other investments
—

 
13

 
—

 
13

 
—

 
12

 
—

 
12

Cash
2

 
—

 
—

 
2

 
8

 
—

 
—

 
8

Total assets at fair value
101

 
13

 
38

 
152

 
79

 
12

 
38

 
129

Assets measured at net asset value1
 
 
 
 
 
 
209

 
 
 
 
 
 
 
181

Total


 


 


 
$
361

 


 


 


 
$
310



1 Balances reflect the investments that are measured at fair value using the net asset value per share practical expedient and have not been categorized in the fair value hierarchy. Certain prior year amounts were reclassified to conform to current year presentation.
Activity in Level 3 instruments
The following table presents the activity in Level 3 instruments for each fiscal year:
 
2017
 
2016
 
 
 
 
 
 
 
(In millions)
Balance, beginning of year
$
38

 
$
40

 
Actual return on plan assets:
 
 
 
 
Relating to assets still held at reporting date
(3
)
 
(1
)
 
Purchases, sales, settlements, net
1

 
—

 
Currency impact
2

 
(1
)
 
Balance, end of year
$
38

 
$
38

 
Schedule of net benefit costs and weighted average assumptions used
A summary of the components of net periodic benefit costs and the weighted average assumptions used for net periodic benefit cost calculations for each fiscal year is presented below:
 
 
2017
 
2016
 
2015
 
 
 
 
 
 
 
(In millions, except percentages)
Components of net periodic benefit cost
 
 
 
 
 
Service cost
$
13

 
$
13

 
$
15

Interest cost
10

 
13

 
13

Expected return on plan assets
(18
)
 
(14
)
 
(15
)
Amortization of actuarial loss and prior service credit
(10
)
 
3

 
7

Settlement and curtailment loss
—

 
(5
)
 
(1
)
Net periodic benefit cost (income)
$
(5
)
 
$
10

 
$
19

Weighted average assumptions
 
 
 
 
 
Discount rate
1.88
%
 
2.82
%
 
3.00
%
Expected long-term return on assets
5.38
%
 
5.38
%
 
5.62
%
Rate of compensation increase
2.69
%
 
2.71
%
 
2.74
%
Schedule of expected benefit payments
Future expected benefit payments for the pension plans and the post-retirement plan over the next ten fiscal years are as follows:
 
Benefit Payments
 
(In millions)
2018
$
11

2019
11

2020
11

2021
12

2022
12

2023-2027
72

 
$
129