Income Taxes (Details) (USD $)	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Income Tax Disclosure [Abstract]
Anticpated increase in equity, if deferred tax benefits are recognized	$ 1,100,000
Unrecognized tax benefits	5,771,000	5,726,000	5,025,000	5,111,000
Unrecognized tax benefits that would impact effective tax rate	800,000	900,000	200,000
Unrecognized tax benefits that would not impact effective tax rate	5,000,000	4,800,000	4,800,000
Income tax penalties and tax related interest accrued	400,000	200,000	100,000
Valuation allowance	98,205,000	99,731,000
Increase in unrecognized tax benefits from settlements with taxing authorities	$ 300,000