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Stock Options (Information about Equity Incentive Plan - Options Outstanding by Exercise Range) (Details) (USD $)
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Oct. 25, 2011
Dec. 31, 2010
Dec. 31, 2012
$1.13 to $2.25 [Member]
Dec. 31, 2012
$2.26 to $2.82 [Member]
Dec. 31, 2012
$2.83 to $4.19 [Member]
Dec. 31, 2012
$6.00 [Member]
Dec. 31, 2012
$15.00 [Member]
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]                  
Exercise Prices, minimum         $ 1.13 $ 2.26 $ 2.83 $ 6.0 $ 15.0
Exercise price, maximum         $ 2.25 $ 2.82 $ 4.19    
Number outstanding         330,000 10,000 2,500 30,000 5,000,000
Weighted average remaining contractual life                 3 years 9 months 18 days
Weighted average exercise price $ 14.21 $ 13.76 $ 15.0 $ 2.01 $ 2.22 $ 2.82 $ 4.19 $ 6.0 $ 15.0
Aggregate Intrinsic Value         $ 1,059,400 $ 26,100 $ 3,100