Commitments and Contingencies (Details) (USD $)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Commitments and Contingencies Disclosure [Abstract]
Estimated litigation liability accrued				$ 2,300,000
Loss Contingency, Loss in Period			1,400,000
Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2014	1,384,000
2015	1,452,000
2016	1,414,000
2017	1,312,000
2018	411,000
Thereafter	2,032,000
Total	8,005,000
Operating leases rent expense	$ 1,400,000	$ 1,400,000	$ 1,300,000