Schedule of Deferred Tax Assets and Liabilities (Details) (USD $)	12 Months Ended
	Dec. 31, 2012
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 1	$ 29,050,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 2	26,660,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 3	1,040,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 4	1,040,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 5	800,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 6	807,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 7	337,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 8	51,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 9	51,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 10	6,370,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 11	6,392,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 12	350,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 13	118,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 14	373,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 15	214,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 16	6,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 17	10,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 18	(38,127,000)
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 19	(34,805,000)
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 20	250,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 21	487,000
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 22	(250,000)
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 23	(487,000)
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 24	(250,000)
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 25	(487,000)
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 26	0
Income Taxes Schedule Of Deferred Tax Assets And Liabilities 27	$ 0