Rendering

Component: (Network and Table)
Network
2321301 - Disclosure - Retirement Benefit Plans (Tables)
(http://www.borgwarner.com/role/RetirementBenefitPlansTables)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Compensation and Retirement Disclosure [Abstract]Period [Axis]
2016-01-01 - 2016-12-31
Compensation and Retirement Disclosure [Abstract]
 
Expense for defined contribution and defined benefit pension plans and other post employment defined benefit plans [Text Block]
 
Year Ended December 31,
(millions of dollars)
2016
 
2015
 
2014
Defined contribution expense
$
28.3

 
$
28.0

 
$
27.6

Defined benefit pension expense
10.1

 
35.5

 
18.6

Other postretirement employee benefit expense
1.4

 
3.3

 
3.3

Total
$
39.8

 
$
66.8

 
$
49.5

 
 
Reconciliation of the plans' benefit obligations, plan assets, funded status and recognition [Text Block]
 
Pension benefits
 
Other postretirement
 
Year Ended December 31,
 
employee benefits
 
2016
 
2015
 
Year Ended December 31,
(millions of dollars)
US
 
Non-US
 
US
 
Non-US
 
2016
 
2015
Change in projected benefit obligation:
 

 
 

 
 

 
 

 
 

 
 

Projected benefit obligation, January 1
$
300.7

 
$
508.5

 
$
306.2

 
$
527.8

 
$
145.3

 
$
169.7

Service cost

 
16.2

 

 
14.9

 
0.2

 
0.2

Interest cost
9.6

 
12.5

 
11.2

 
14.1

 
4.0

 
5.7

Plan participants’ contributions

 
0.4

 

 
0.3

 

 

Plan amendments

 
0.2

 

 

 

 

Settlement and curtailment

 
(1.3
)
 
(48.1
)
 
(4.7
)
 

 

Actuarial (gain) loss
(5.7
)
 
70.2

 
(12.1
)
 
(9.0
)
 
(14.4
)
 
(16.8
)
Currency translation

 
(45.3
)
 

 
(42.9
)
 

 

(Divestiture) Acquisition

 
(12.8
)
 
68.1

 
23.9

 

 
1.7

Benefits paid
(22.1
)
 
(20.4
)
 
(24.6
)
 
(15.9
)
 
(15.2
)
 
(15.2
)
Projected benefit obligation, December 31
$
282.5

 
$
528.2

 
$
300.7

 
$
508.5

 
$
119.9

 
$
145.3

Change in plan assets:
 

 
 

 
 

 
 

 
 

 
 

Fair value of plan assets, January 1
$
235.8

 
$
395.1

 
$
265.6

 
$
395.6

 
 

 
 

Actual return on plan assets
12.7

 
54.0

 
(0.6
)
 
10.3

 
 

 
 

Employer contribution
2.7

 
17.0

 

 
19.3

 
 

 
 

Plan participants’ contribution

 
0.4

 

 
0.3

 
 

 
 

Settlements

 
(1.3
)
 
(48.1
)
 
(2.5
)
 


 


Currency translation

 
(40.8
)
 

 
(30.8
)
 
 

 
 

(Divestiture) Acquisition

 
(10.2
)
 
43.5

 
18.8

 


 


Benefits paid
(21.7
)
 
(20.4
)
 
(24.6
)
 
(15.9
)
 
 

 
 

Fair value of plan assets, December 31
$
229.5

 
$
393.8

 
$
235.8

 
$
395.1

 
 
 
 
Funded status
$
(53.0
)
 
$
(134.4
)
 
$
(64.9
)
 
$
(113.4
)
 
$
(119.9
)
 
$
(145.3
)
Amounts in the Consolidated Balance Sheets consist of:
 

 
 

 
 

 
 

 
 

 
 

Non-current assets
$

 
$
4.9

 
$

 
$
9.4

 
$

 
$

Current liabilities
(0.1
)
 
(3.5
)
 
(0.3
)
 
(3.0
)
 
(14.5
)
 
(16.8
)
Non-current liabilities
(52.9
)
 
(135.8
)
 
(64.6
)
 
(119.8
)
 
(105.4
)
 
(128.5
)
Net amount
$
(53.0
)
 
$
(134.4
)
 
$
(64.9
)
 
$
(113.4
)
 
$
(119.9
)
 
$
(145.3
)
Amounts in accumulated other comprehensive loss consist of:
 

 
 

 
 

 
 

 
 

 
 

Net actuarial loss
$
116.9

 
$
163.7

 
$
125.4

 
$
144.2

 
$
19.9

 
$
36.5

Net prior service (credit) cost
(7.4
)
 
0.8

 
(8.2
)
 
0.7

 
(19.2
)
 
(24.0
)
Net amount*
$
109.5

 
$
164.5

 
$
117.2

 
$
144.9

 
$
0.7

 
$
12.5

 
 
 
 
 
 
 
 
 
 
 
 
Total accumulated benefit obligation for all plans
$
282.5

 
$
505.5

 
$
300.7

 
$
486.2

 
 

 
 


________________
*
AOCI shown above does not include our equity investee, NSK-Warner. NSK-Warner had an AOCI loss of $10.8 million and $7.1 million at December 31, 2016 and 2015, respectively.
 
 
Funded status of pension plans with accumulated benefit obligations in excess of plan assets [Text Block]
 
December 31,
(millions of dollars)
2016
 
2015
Accumulated benefit obligation
$
(594.0
)
 
$
(597.6
)
Plan assets
423.3

 
431.0

Deficiency
$
(170.7
)
 
$
(166.6
)
Pension deficiency by country:
 

 
 

United States
$
(53.0
)
 
$
(64.9
)
Germany
(77.5
)
 
(64.3
)
Other
(40.2
)
 
(37.4
)
Total pension deficiency
$
(170.7
)
 
$
(166.6
)
 
 
Weighted average asset allocations of funded pensions plans and target allocations [Text Block]
 
December 31,
 
Target Allocation
 
2016
 
2015
 
U.S. Plans:
 

 
 

 
 
Real estate and other
9
%
 
12
%
 
0% - 14%
Fixed income securities
50
%
 
53
%
 
41% - 61%
Equity securities
41
%
 
35
%
 
30% - 50%
 
100
%
 
100
%
 
 
Non-U.S. Plans:
 

 
 

 
 
Real estate and other
5
%
 
5
%
 
0% - 6%
Fixed income securities
47
%
 
46
%
 
43% - 53%
Equity securities
48
%
 
49
%
 
46% - 56%
 
100
%
 
100
%
 
 
 
 
Components of net periodic benefit cost [Text Block]
 
Pension benefits
 
Other postretirement employee benefits
 
Year Ended December 31,
 
 
2016
 
2015
 
2014
 
Year Ended December 31,
(millions of dollars)
US
 
Non-US
 
US
 
Non-US
 
US
 
Non-US
 
2016
 
2015
 
2014
Service cost
$

 
$
16.2

 
$

 
$
14.9

 
$

 
$
12.8

 
$
0.2

 
$
0.2

 
$
0.3

Interest cost
9.6

 
12.5

 
11.2

 
14.1

 
12.1

 
18.1

 
4.0

 
5.7

 
6.7

Expected return on plan assets
(15.0
)
 
(24.3
)
 
(17.0
)
 
(24.8
)
 
(17.6
)
 
(21.1
)
 

 

 

Settlements, curtailments and other

 

 
25.7

 
(0.8
)
 
3.1

 
0.7

 

 

 

Amortization of unrecognized prior service (credit) cost
(0.8
)
 
0.6

 
(0.8
)
 
0.1

 
(0.8
)
 

 
(4.9
)
 
(5.7
)
 
(6.4
)
Amortization of unrecognized loss
5.1

 
6.2

 
6.3

 
6.6

 
6.5

 
4.8

 
2.1

 
3.1

 
2.7

Net periodic (income) cost
$
(1.1
)
 
$
11.2

 
$
25.4

 
$
10.1

 
$
3.3

 
$
15.3

 
$
1.4

 
$
3.3

 
$
3.3



 
 
Defined benefit plan weighted average assumptions used in calculating benefit obligations [Text Block]
 
December 31,
(percent)
2016
 
2015
U.S. pension plans:
 
 
 
Discount rate
3.94
 
4.15
Rate of compensation increase
N/A
 
N/A
U.S. other postretirement employee benefit plans:

 

Discount rate
3.61
 
3.84
Rate of compensation increase
N/A
 
N/A
Non-U.S. pension plans:

 

Discount rate
2.25
 
2.99
Rate of compensation increase
3.00
 
3.01


The Company’s weighted-average assumptions used to determine the net periodic benefit cost for its defined benefit pension and other postretirement employee benefit plans for the years ended December 31, 2016, 2015 and 2014 were as follows:
 
Year Ended December 31,
(percent)
2016
 
2015
 
2014
U.S. pension plans:
 
 
 
 
 
Discount rate
4.15
 
3.89
 
4.41
Rate of compensation increase
N/A
 
N/A
 
N/A
Expected return on plan assets
6.70
 
6.71
 
6.75
U.S. other postretirement plans:
 
 
 
 
 
Discount rate
3.84
 
3.50
 
4.00
Rate of compensation increase
N/A
 
N/A
 
N/A
Expected return on plan assets
N/A
 
N/A
 
N/A
Non-U.S. pension plans:
 
 
 
 
 
Discount rate
2.99
 
2.84
 
3.90
Rate of compensation increase
3.01
 
2.84
 
2.77
Expected return on plan assets
6.41
 
6.53
 
6.24
 
 
Defined benefit plan estimated future benefit payments [Text Block]
 
 
Pension benefits
 
Other postretirement employee benefits
(millions of dollars)
 
 
 
 
 
Year
 
U.S.
 
Non-U.S.
 
2017
 
$
22.8

 
$
17.7

 
$
14.8

2018
 
19.8

 
18.7

 
13.7

2019
 
19.7

 
17.3

 
12.6

2020
 
19.6

 
19.1

 
12.1

2021
 
19.3

 
19.5

 
11.0

2022-2026
 
89.8

 
110.7

 
39.6

 
 
Defined benefit plan effect of one percentage point change in assumed health care cost trend rates [Text Block]
 
One Percentage Point
(millions of dollars)
Increase
 
Decrease
Effect on other postretirement employee benefit obligation
$
7.9

 
$
(7.0
)
Effect on total service and interest cost components
$
0.3

 
$
(0.3
)