Equity Incentive Awards and Warrants (Details) (USD $)	12 Months Ended
	Dec. 31, 2012
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock Option Exercise Price as Percent of Value of Common Stock	100.00%
Restricted Stock Purchase Price as Percent of Value of Common Stock	85.00%
Total Shares That May be Issued, Equity Incentive Plan	50,000,000
Limit On Shares That May Be Issued Other Than Stock Options or SARs, Equity Incentive Plan	15,000,000
Options Outstanding, Equity Incentive Plan	20,679,439
Restricted Stock Units Outstanding, Equity Incentive Plan	3,871,975
Stock Options Exercised, Equity Incentive Plan	5,087,155
Shares Issued Pursuant to Restricted Stock Units, Equity Incentive Plan	518,250
Shares Issued Pursuant to Stock Bonus Awards, Equity Incentive Plan	740,300
Directors Intial Option Grant	30,000
Directors Annual Option Grant	20,000
Directors Annual Restricted Stock Award Value	$ 20,000
Total Shares That May Be Issued, Non-Employee Directors Equity Incentive Plan	1,500,000
Options Outstanding, Non-Employee Directors Equity Incentive Plan	846,000
Stock Options Exercised, Non-Employee Directors Equity Incentive Plan	0
Shares Issued Pursuant to Restricted Stock Awards, Non-Employee Directors Equity Incentive Plan	94,112
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	25,397,414
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	19,662,769