Employee Benefit Plans (Schedule of Amounts that Will Be Amortized from Other Comprehensive Loss) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($)
Pension [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Future Amortization of Prior Service Cost (Credit)	$ 12
Defined Benefit Plan, Future Amortization of Transition Obligation (Asset)	0
Defined Benefit Plan, Future Amortization of Gain (Loss)	848
Defined Benefit Plan, Amount to be Amortized from Accumulated Other Comprehensive Income (Loss) Next Fiscal Year, Total	860
SERP [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Future Amortization of Prior Service Cost (Credit)	20
Defined Benefit Plan, Future Amortization of Transition Obligation (Asset)	0
Defined Benefit Plan, Future Amortization of Gain (Loss)	78
Defined Benefit Plan, Amount to be Amortized from Accumulated Other Comprehensive Income (Loss) Next Fiscal Year, Total	$ 98