Income Taxes (Unrecognized Tax Benefit) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2010
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense [Abstract]
Unrecognized Tax Benefits	$ 2,394	$ 2,587	$ 2,650
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions	(712)	(383)
Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions	$ 519	$ 320