Income Taxes (Narrative) (Details) (USD $)	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Income Taxes Paid	$ 990,000	$ 0	$ 2,300,000
Net operating loss carryforwards, expire date	2030
Net operating loss carryforwards	83,300,000
Federal [Member]
Income Taxes Paid			$ 243,000