Employee Benefit Plans Weighted Average Asset Allocation by Pension Plan (Details)		12 Months Ended
		Dec. 31, 2016	Dec. 31, 2015
United States Pension Plans of US Entity, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations		100.00%	100.00%
Defined Benefit Plan, Target Plan Asset Allocations		100.00%
United States Pension Plans of US Entity, Defined Benefit [Member] | Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations		59.00%	62.00%
Defined Benefit Plan, Target Plan Asset Allocations		60.00%
United States Pension Plans of US Entity, Defined Benefit [Member] | Fixed Income Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations		38.00%	36.00%
Defined Benefit Plan, Target Plan Asset Allocations		40.00%
United States Pension Plans of US Entity, Defined Benefit [Member] | Balanced Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations	[1]	0.00%	0.00%
Defined Benefit Plan, Target Plan Asset Allocations	[1]	0.00%
United States Pension Plans of US Entity, Defined Benefit [Member] | Cash and Cash Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations		3.00%	2.00%
Defined Benefit Plan, Target Plan Asset Allocations		0.00%
Foreign Pension Plans, Defined Benefit [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations		100.00%	100.00%
Defined Benefit Plan, Target Plan Asset Allocations		100.00%
Foreign Pension Plans, Defined Benefit [Member] | Equity Securities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations		27.00%	26.00%
Defined Benefit Plan, Target Plan Asset Allocations		33.00%
Foreign Pension Plans, Defined Benefit [Member] | Fixed Income Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations		48.00%	40.00%
Defined Benefit Plan, Target Plan Asset Allocations		45.00%
Foreign Pension Plans, Defined Benefit [Member] | Balanced Funds [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations	[1]	24.00%	20.00%
Defined Benefit Plan, Target Plan Asset Allocations	[1]	22.00%
Foreign Pension Plans, Defined Benefit [Member] | Cash and Cash Equivalents [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Actual Plan Asset Allocations		1.00%	14.00%
Defined Benefit Plan, Target Plan Asset Allocations		0.00%

[1] Diversified growth funds invest in a broad range of asset classes including equities, investment grade and high yield bonds, commodities, property, private equity, infrastructure and currencies.