CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Sep. 30, 2011	Dec. 31, 2010
CONSOLIDATED BALANCE SHEETS
Accounts receivable, allowance (in dollars)	$ 1,923,810	$ 974,887
Discount on notes payable, current (in dollars)	365,267	434,247
Discount on notes payable, noncurrent (in dollars)	$ 184,180	$ 399,589
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	200,000,000	200,000,000
Common stock, shares issued	119,769,317	117,911,278
Common stock, shares outstanding	119,769,317	117,911,278