Employee Benefit Plans - Schedule of the Actual Allocations for the Pension Assets and Target Allocations by Asset Class (Details)	Dec. 31, 2018	Dec. 31, 2017
U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Weighted-average asset allocation (as a percent)	100.00%	100.00%
Non-US Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Weighted-average asset allocation (as a percent)	100.00%	100.00%
Equity Securities | U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Target Allocations (as a percent)	50.00%
Weighted-average asset allocation (as a percent)	47.80%	48.00%
Equity Securities | Non-US Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Weighted-average asset allocation (as a percent)	36.10%	35.60%
Equity Securities | Non-US Pension Plans | Minimum
Defined Benefit Plan Disclosure [Line Items]
Target Allocations (as a percent)	0.00%
Equity Securities | Non-US Pension Plans | Maximum
Defined Benefit Plan Disclosure [Line Items]
Target Allocations (as a percent)	25.00%
Debt Securities | U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Target Allocations (as a percent)	50.00%
Weighted-average asset allocation (as a percent)	51.40%
Debt Securities | Non-US Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Weighted-average asset allocation (as a percent)	31.60%
Debt Securities | Non-US Pension Plans | Minimum
Defined Benefit Plan Disclosure [Line Items]
Target Allocations (as a percent)	0.00%
Debt Securities | Non-US Pension Plans | Maximum
Defined Benefit Plan Disclosure [Line Items]
Target Allocations (as a percent)	100.00%
Other | U.S. Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Target Allocations (as a percent)	0.00%
Weighted-average asset allocation (as a percent)	0.80%	3.70%
Other | Non-US Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Weighted-average asset allocation (as a percent)	32.30%	32.80%
Other | Non-US Pension Plans | Minimum
Defined Benefit Plan Disclosure [Line Items]
Target Allocations (as a percent)	0.00%
Other | Non-US Pension Plans | Maximum
Defined Benefit Plan Disclosure [Line Items]
Target Allocations (as a percent)	100.00%