Stock-Based Compensation (Number And Weighted Average Exercise Price Of Stock Options Outstanding) (Details) (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Stock-Based Compensation [Abstract]
Shares Under Stock Options, OUTSTANDING AT DECEMBER 31, 2011	8,007,874
Granted at market price, Shares Under Stock Options		50,000
Exercised, Shares Under Stock Options	(96,000)
Expired or forfeited, Shares Under Stock Options	(1,507,335)
Shares Under Stock Options, OUTSTANDING AT DECEMBER 31, 2012	6,404,539	8,007,874
Weighted Average Price Per Share OUTSTANDING AT DECEMBER 31, 2011	$ 1.79
Granted at market price, Weighted Average Price Per Share
Exercised, Weighted Average Price Per Share	$ 0.66
Expired or forfeited, Weighted Average Price Per Share	$ 1.54
Weighted Average Price Per Share OUTSTANDING AT DECEMBER 31, 2012	$ 1.87	$ 1.79