Employee Benefit Plans (Details 10)	Dec. 31, 2013	Dec. 31, 2012
Defined Benefit Plan, Information about Plan Assets [Abstract]
Weighted average asset allocations	100.00%	100.00%
U.S. equity [Member]
Defined Benefit Plan, Information about Plan Assets [Abstract]
Weighted average asset allocations	37.80%	34.20%
International equity [Member]
Defined Benefit Plan, Information about Plan Assets [Abstract]
Weighted average asset allocations	26.70%	26.10%
Fixed income [Member]
Defined Benefit Plan, Information about Plan Assets [Abstract]
Weighted average asset allocations	33.80%	37.80%
Money market
Defined Benefit Plan, Information about Plan Assets [Abstract]
Weighted average asset allocations	1.70%	1.90%