Pension Plans and Other Postretirement Benefit Plans (Details 3) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Funded Status of Pension Plans
Projected benefit obligation		$ 1,900.2	$ 2,027.7
Estimated Expected Future Benefit Payments Reflecting Future Service and Medicare Subsidy Receipts
Total payments net of subsidy		107.8	133.7	$ 104.4
Total Payments Net of Subsidy
Defined Benefit Plan, Benefits Paid, Net of Subsidy Year One		107.5
Defined Benefit Plan, Benefits Paid, Net of Subsidy Year Two		106.6
Defined Benefit Plan, Benefits Paid, Net of Subsidy Year Three		108.2
Defined Benefit Plan, Benefits Paid, Net of Subsidy Year Four		110.0
Defined Benefit Plan, Benefits Paid, Net of Subsidy Year Five		112.1
Defined Benefit Plan, Benefits Paid, Net of Subsidy Five Fiscal Years Thereafter		583.8
Pension Plans
Funded Status of Pension Plans
Projected benefit obligation		1,900.2	2,027.7	1,873.2
Defined Benefit Plan, Fair Value of Plan Assets		1,454.5	1,598.7	1,451.7
Net funded status		(445.7)	(429.0)
Benefits paid		(107.7)	(130.2)
Defined Benefit Plan, Accumulated Benefit Obligation		1,804.0	1,933.0
Pension Plans with Underfunded or Unfunded Accumulated Benefit Obligation
Projected benefit obligation		1,625.2	658.6
Accumulated benefit obligation		1,543.2	626.3
Fair value of plan assets		1,155.6	230.2
Estimated Expected Future Benefit Payments Reflecting Future Service and Medicare Subsidy Receipts
Defined Benefit Plan, Benefits Paid		$ 107.7	$ 130.2
U.S. qualified pension plans
Pension plans and other postretirement benefit plans
Defined Benefit Plan, Target Plan Asset Allocations		100.00%
Defined Benefit Plan, Actual Plan Asset Allocations		100.00%	100.00%
Funded Status of Pension Plans
Projected benefit obligation		$ 1,364.5	$ 1,437.3	1,326.8
Defined Benefit Plan, Fair Value of Plan Assets		1,148.3	1,262.6	1,145.2
Net funded status		(216.2)	(174.7)
Benefits paid		(87.0)	(104.4)	(79.2)
Pension Plans with Underfunded or Unfunded Accumulated Benefit Obligation
Projected benefit obligation		1,364.4	352.6
Accumulated benefit obligation		1,314.1	351.8
Fair value of plan assets		1,148.2	220.8
Estimated Expected Future Benefit Payments Reflecting Future Service and Medicare Subsidy Receipts
Defined Benefit Plan, Benefits Paid		87.0	$ 104.4	79.2
Benefit Payments
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months		85.7
Defined Benefit Plan, Expected Future Benefit Payments, Year Two		86.0
Defined Benefit Plan, Expected Future Benefit Payments, Year Three		87.0
Defined Benefit Plan, Expected Future Benefit Payments, Year Four		87.9
Defined Benefit Plan, Expected Future Benefit Payments, Year Five		89.1
Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter		457.5
Total Payments Net of Subsidy
Estimated future benefit payments, amount excluded		$ 28.0
Discount rate		4.31%	3.95%
Percentage of high yield bonds in foreign issuers portfolio		30.00%
Expected return on plan assets		5.75%	6.00%
Average annual returns over one year (as a percent)		(3.00%)
Average annual returns over three years (as a percent)		4.00%
Average annual returns over five years (as a percent)		6.00%
Average annual returns over ten years (as a percent)		5.00%
U.S. qualified pension plans | Underfunded pension plans
Funded Status of Pension Plans
Projected benefit obligation	[1]	$ 1,257.5	$ 1,329.8
Defined Benefit Plan, Fair Value of Plan Assets	[1]	1,148.3	1,262.6
Net funded status	[1]	(109.2)	(67.2)
Benefits paid	[1]	(79.7)	(69.7)
Estimated Expected Future Benefit Payments Reflecting Future Service and Medicare Subsidy Receipts
Defined Benefit Plan, Benefits Paid	[1]	79.7	69.7
Non-U.S. pension plans
Funded Status of Pension Plans
Projected benefit obligation		535.7	590.4	546.4
Defined Benefit Plan, Fair Value of Plan Assets		306.2	336.1	306.5
Net funded status		(229.5)	(254.3)
Benefits paid		(20.7)	(25.8)	(22.1)
Pension Plans with Underfunded or Unfunded Accumulated Benefit Obligation
Projected benefit obligation		260.8	306.0
Accumulated benefit obligation		229.1	274.5
Fair value of plan assets		7.4	9.4
Estimated Expected Future Benefit Payments Reflecting Future Service and Medicare Subsidy Receipts
Defined Benefit Plan, Benefits Paid		20.7	$ 25.8	22.1
Benefit Payments
Defined Benefit Plan, Expected Future Benefit Payments, Next Twelve Months		21.8
Defined Benefit Plan, Expected Future Benefit Payments, Year Two		20.6
Defined Benefit Plan, Expected Future Benefit Payments, Year Three		21.2
Defined Benefit Plan, Expected Future Benefit Payments, Year Four		22.1
Defined Benefit Plan, Expected Future Benefit Payments, Year Five		23.0
Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter		$ 126.1
Total Payments Net of Subsidy
Discount rate		3.00%	2.97%
Percentage of United Kingdom and German pension plans to total non-U.S. pension plans		87.00%	86.00%
Expected return on plan assets		4.11%	5.06%
Non-U.S. pension plans | Fully-Funded pension plans
Funded Status of Pension Plans
Projected benefit obligation	[1]	$ 240.3	$ 245.8
Defined Benefit Plan, Fair Value of Plan Assets	[1]	266.4	289.9
Net funded status	[1]	26.1	44.1
Benefits paid	[1]	(11.3)	(12.3)
Estimated Expected Future Benefit Payments Reflecting Future Service and Medicare Subsidy Receipts
Defined Benefit Plan, Benefits Paid	[1]	11.3	12.3
Non-U.S. pension plans | Underfunded pension plans
Funded Status of Pension Plans
Projected benefit obligation	[1]	49.5	58.5
Defined Benefit Plan, Fair Value of Plan Assets	[1]	39.8	46.2
Net funded status	[1]	(9.7)	(12.3)
Benefits paid	[1]	(2.3)	(4.7)
Estimated Expected Future Benefit Payments Reflecting Future Service and Medicare Subsidy Receipts
Defined Benefit Plan, Benefits Paid	[1]	2.3	4.7
Non-U.S. pension plans | Unfunded pension plans
Funded Status of Pension Plans
Projected benefit obligation	[2]	245.9	286.1
Net funded status	[2]	(245.9)	(286.1)
Benefits paid	[2]	(7.1)	(8.8)
Estimated Expected Future Benefit Payments Reflecting Future Service and Medicare Subsidy Receipts
Defined Benefit Plan, Benefits Paid	[2]	$ 7.1	$ 8.8
Non-U.S. pension plans | United Kingdom
Pension plans and other postretirement benefit plans
Defined Benefit Plan, Target Plan Asset Allocations		100.00%
Defined Benefit Plan, Actual Plan Asset Allocations		100.00%	100.00%
Total Payments Net of Subsidy
Discount rate		(3.00%)
Expected return on plan assets		3.75%
Non-U.S. pension plans | Germany
Total Payments Net of Subsidy
Discount rate		(2.57%)
Postretirement Benefits Other Than Pensions
Funded Status of Pension Plans
Projected benefit obligation		$ 0.7	$ 2.4	57.2
Defined Benefit Plan, Fair Value of Plan Assets		0.0	0.0	0.0
Net funded status		(0.7)	(2.4)
Benefits paid		(1.1)	(3.7)	(4.5)
Estimated Expected Future Benefit Payments Reflecting Future Service and Medicare Subsidy Receipts
Defined Benefit Plan, Benefits Paid		1.1	3.7	4.5
Medicare Subsidy Receipts		(1.0)	$ (0.2)	$ (1.4)
Benefit Payments
Defined Benefit Plan, Expected Future Benefit Payments, Five Fiscal Years Thereafter		0.2
Medicare Subsidy Receipts
Prescription Drug Subsidy Receipts, Next Twelve Months		0.0
Prescription Drug Subsidy Receipts, Year Two		0.0
Prescription Drug Subsidy Receipts, Year Three		0.0
Prescription Drug Subsidy Receipts, Year Four		0.0
Prescription Drug Subsidy Receipts, Year Five		0.0
Prescription Drug Subsidy Receipts, after Year Five		$ 0.0
Total Payments Net of Subsidy
Discount rate		4.40%	4.18%
Postretirement Benefits Other Than Pensions | Unfunded pension plans
Funded Status of Pension Plans
Projected benefit obligation	[2]	$ 107.0	$ 107.5
Net funded status	[2]	(107.0)	(107.5)
Benefits paid	[2]	(7.3)	(34.7)
Estimated Expected Future Benefit Payments Reflecting Future Service and Medicare Subsidy Receipts
Defined Benefit Plan, Benefits Paid	[2]	$ 7.3	$ 34.7
Equity Securities Domestic [Member] | U.S. qualified pension plans
Pension plans and other postretirement benefit plans
Defined Benefit Plan, Target Plan Asset Allocations		11.00%
Defined Benefit Plan, Actual Plan Asset Allocations		11.00%	11.00%
Equity Securities Foreign [Member] | U.S. qualified pension plans
Pension plans and other postretirement benefit plans
Defined Benefit Plan, Target Plan Asset Allocations		7.00%
Defined Benefit Plan, Actual Plan Asset Allocations		7.00%	6.00%
Short Term Debt Securities [Member] | U.S. qualified pension plans
Pension plans and other postretirement benefit plans
Defined Benefit Plan, Target Plan Asset Allocations		6.00%
Defined Benefit Plan, Actual Plan Asset Allocations		6.00%	10.00%
Intermediate Debt Securities [Member] | U.S. qualified pension plans
Pension plans and other postretirement benefit plans
Defined Benefit Plan, Target Plan Asset Allocations		28.00%
Defined Benefit Plan, Actual Plan Asset Allocations		28.00%	26.00%
Long Term Debt Securities [Member] | U.S. qualified pension plans
Pension plans and other postretirement benefit plans
Defined Benefit Plan, Target Plan Asset Allocations		46.00%
Defined Benefit Plan, Actual Plan Asset Allocations		46.00%	45.00%
Other Investment [Member] | U.S. qualified pension plans
Pension plans and other postretirement benefit plans
Defined Benefit Plan, Target Plan Asset Allocations		2.00%
Defined Benefit Plan, Actual Plan Asset Allocations		2.00%	2.00%

[1] (1)Plans intended to be advance-funded.

[2] Plans intended to be pay-as-you-go.