Employee Benefit Plans (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Contribution Plan, Cost Recognized	$ 1,465	$ 1,776	$ 1,409
Pension Benefits [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Future Amortization of Net Gains (Losses)	204
Defined Benefit Plans, Estimated Future Employer Contributions in Next Fiscal Year	341
Postretirement Benefit Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined Benefit Plan, Future Amortization of Net Gains (Losses)	353
Defined Benefit Plan, Future Amortization of Prior Service Cost (Credit)	$ 241