Pension, Post-Retirement and Post-Employment Plans - Key Assumptions Used to Determine Net Periodic Benefit Expense (Details)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Domestic
Weighted average assumptions used to determine net periodic benefit cost:
Discount rate	4.60%	4.20%	5.20%
Rate of compensation increase	3.50%	3.50%	4.00%
Long-term rate of return on assets	6.50%	7.40%	7.80%
Foreign
Weighted average assumptions used to determine net periodic benefit cost:
Discount rate	2.80%	2.50%	4.20%
Rate of compensation increase	3.30%	2.90%	3.40%
Long-term rate of return on assets	2.90%	2.50%	4.20%
Domestic
Weighted average assumptions used to determine net periodic benefit cost:
Discount rate	4.40%	4.20%	5.10%
Foreign
Weighted average assumptions used to determine net periodic benefit cost:
Discount rate	14.00%	14.50%	12.40%