Pensions and Other Employee Benefits Plans (Assumptions Used to Determine Net Periodic Cost) (Details)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Pensions and Other Employee Benefit Plans [Abstract]
Discount rate	4.25%	4.00%	4.75%
Expected return on plan assets	7.00%	7.25%	7.25%
Rate of compensation increase	4.25%	4.25%	4.25%