Income Taxes Uncertain tax positions (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Tax Disclosure [Abstract]
Deferred Tax Assets, Valuation Allowance	$ 1,764	$ 1,764
Unrecognized tax benefits, beginning of period	412	525	1,586
Additions - current year tax positions	70	70	75
Additions - prior year tax positions	0	0	0
Reductions - prior year tax positions	(55)	(183)	(1,136)
Unrecognized tax benefits, end of period	427	412	525
Accrued Interest And Penalties, Net of Tax	63	100	103
Unrecognized tax benefits, net of accrued interest and penalties	490	512	628
Unrecognized tax benefits that would impact effective tax rate	$ 490