Employee Benefit Plans (Schedule of Long-term Rate of Return on Assets (Details)	12 Months Ended
	Dec. 31, 2013
Defined Benefit Plan Disclosure [Line Items]
Assumed long-term rate of return on assets	7.00%
Fixed Income [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations	50.00%
One-Year Nominal Return	4.59%
Annual Standard Deviation	6.45%
U.S. Equity [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations	34.00%
Large Cap U.S. Equities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations	27.00%
One-Year Nominal Return	8.06%
Annual Standard Deviation	17.80%
Small Cap U.S. Equities [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations	7.00%
One-Year Nominal Return	9.82%
Annual Standard Deviation	26.20%
Non-U.S. Equity [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations	16.00%
International (Developed) [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations	15.00%
One-Year Nominal Return	8.21%
Annual Standard Deviation	20.40%
International (Emerging) [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Target Plan Asset Allocations	1.00%
One-Year Nominal Return	11.13%
Annual Standard Deviation	31.15%
Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Assumed long-term rate of return on assets	4.77%
Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Assumed long-term rate of return on assets	7.27%