Employee Benefit Plans Defined Benefit Plan, Assumptions Used (Details)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Other Postretirement Benefit Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.45%	4.15%	4.95%
Rate of compensation increase	4.00%	4.00%	4.00%
United States Pension Plan of US Entity [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	4.40%	4.10%	5.00%
Expected return on plan assets	7.50%	7.50%	7.50%
Rate of compensation increase	4.00%	4.00%	4.00%
Foreign Pension Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Discount rate	3.90%	3.70%	4.50%
Expected return on plan assets	5.00%	5.00%	5.15%
Rate of compensation increase	3.30%	3.30%	3.60%