Long-Term Employee Benefits (Schedule of Assumptions Used to Determine Benefit Obligations) (Details)		Dec. 31, 2016	Dec. 31, 2015
Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate		3.80%	4.13%
Rate of compensation increase	[1]	3.80%	3.94%
Other Post Employment Benefit Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate		4.03%	4.32%
Rate of compensation increase	[1]	0.00%	0.00%

[1] The rate of compensation increase represents the single annual effective salary increase that an average plan participant would receive during the participant's entire career at the company.