STATEMENTS OF STOCKHOLDERS' EQUITY (USD $) |
Total
USD ($)
|
Pre Acquisition
USD ($)
|
Cash
USD ($)
|
Professional Services
USD ($)
|
licensed technology
USD ($)
|
Convertible Debt
USD ($)
|
Series C Convertible Preferred Stock and Accumulated Dividends
Pre Acquisition
USD ($)
|
Series E Convertible Preferred Stock and Accumulated Dividends
Pre Acquisition
USD ($)
|
Private Placement
Pre Acquisition
USD ($)
|
Public Offering
Pre Acquisition
USD ($)
|
Preferred Stock and Dividend
Pre Acquisition
USD ($)
|
Common Stock
USD ($)
|
Common Stock
Pre Acquisition
USD ($)
|
Common Stock
Cash
USD ($)
|
Common Stock
Professional Services
USD ($)
|
Common Stock
licensed technology
USD ($)
|
Common Stock
Convertible Debt
USD ($)
|
Common Stock
Series C Convertible Preferred Stock and Accumulated Dividends
Pre Acquisition
|
Common Stock
Series E Convertible Preferred Stock and Accumulated Dividends
Pre Acquisition
USD ($)
|
Common Stock
Private Placement
Pre Acquisition
USD ($)
|
Common Stock
Public Offering
Pre Acquisition
USD ($)
|
Common Stock
Preferred Stock and Dividend
Pre Acquisition
USD ($)
|
Additional Paid-in Capital
USD ($)
|
Additional Paid-in Capital
Pre Acquisition
USD ($)
|
Additional Paid-in Capital
Cash
USD ($)
|
Additional Paid-in Capital
Professional Services
USD ($)
|
Additional Paid-in Capital
licensed technology
USD ($)
|
Additional Paid-in Capital
Convertible Debt
USD ($)
|
Additional Paid-in Capital
Series C Convertible Preferred Stock and Accumulated Dividends
Pre Acquisition
USD ($)
|
Additional Paid-in Capital
Series E Convertible Preferred Stock and Accumulated Dividends
Pre Acquisition
USD ($)
|
Additional Paid-in Capital
Private Placement
Pre Acquisition
USD ($)
|
Additional Paid-in Capital
Public Offering
Pre Acquisition
USD ($)
|
Additional Paid-in Capital
Preferred Stock and Dividend
Pre Acquisition
USD ($)
|
Deficit Accumulated During the Development Stage
USD ($)
|
Redeemable Preferred Stock Series D and E Convertible Preferred Stock
Pre Acquisition
USD ($)
|
Redeemable Preferred Stock Series D and E Convertible Preferred Stock
Series E Convertible Preferred Stock and Accumulated Dividends
Pre Acquisition
USD ($)
|
Redeemable Preferred Stock Series D and E Convertible Preferred Stock
Preferred Stock and Dividend
Pre Acquisition
USD ($)
|
Series C Cumulative Convertible Preferred Stock
Pre Acquisition
|
Series C Cumulative Convertible Preferred Stock
Series C Convertible Preferred Stock and Accumulated Dividends
Pre Acquisition
|
Series C Cumulative Convertible Preferred Stock
Preferred Stock and Dividend
Pre Acquisition
|
Accumulated Deficit
Pre Acquisition
USD ($)
|
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Beginning Balance at Nov. 06, 2002 | |||||||||||||||||||||||||||||||||||||||||
Issuance of common stock (in shares) | 6,440,123 | 101,220 | |||||||||||||||||||||||||||||||||||||||
Issuance of common stock | $ 590,269 | $ 9,108 | $ 64 | $ 1 | $ 590,205 | $ 9,107 | |||||||||||||||||||||||||||||||||||
Ending Balance at Dec. 31, 2002 | 599,377 | 65 | 599,312 | ||||||||||||||||||||||||||||||||||||||
Ending Balance (in shares) at Dec. 31, 2002 | 6,541,343 | ||||||||||||||||||||||||||||||||||||||||
Net income (loss) | (295,790) | (295,790) | |||||||||||||||||||||||||||||||||||||||
Issuance of common stock (in shares) | 37,958 | 203,483 | |||||||||||||||||||||||||||||||||||||||
Issuance of common stock | 4,937 | 80,412 | 2 | 4,937 | 80,410 | ||||||||||||||||||||||||||||||||||||
Ending Balance at Dec. 31, 2003 | 388,936 | 67 | 684,659 | (295,790) | |||||||||||||||||||||||||||||||||||||
Ending Balance (in shares) at Dec. 31, 2003 | 6,782,784 | ||||||||||||||||||||||||||||||||||||||||
Net income (loss) | (342,761) | (342,761) | |||||||||||||||||||||||||||||||||||||||
Ending Balance at Dec. 31, 2004 | 46,175 | 67 | 684,659 | (638,551) | |||||||||||||||||||||||||||||||||||||
Ending Balance (in shares) at Dec. 31, 2004 | 6,782,784 | ||||||||||||||||||||||||||||||||||||||||
Net income (loss) | (481,837) | (481,837) | |||||||||||||||||||||||||||||||||||||||
Issuance of common stock (in shares) | 610,664 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock | 835,868 | 6 | 835,862 | ||||||||||||||||||||||||||||||||||||||
Ending Balance at Dec. 31, 2005 | 400,206 | 73 | 1,520,521 | (1,120,388) | |||||||||||||||||||||||||||||||||||||
Beginning Balance (in shares) at Dec. 31, 2005 | 7,393,448 | ||||||||||||||||||||||||||||||||||||||||
Common stock repurchased (in shares) | (43,819) | ||||||||||||||||||||||||||||||||||||||||
Common stock repurchased | (31,667) | (31,667) | |||||||||||||||||||||||||||||||||||||||
Stock-based compensation | 43,994 | 43,994 | |||||||||||||||||||||||||||||||||||||||
Net income (loss) | (963,440) | (963,440) | |||||||||||||||||||||||||||||||||||||||
Issuance of common stock (in shares) | 2,202,179 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock | 7,097,072 | 22 | 7,097,050 | ||||||||||||||||||||||||||||||||||||||
Ending Balance at Dec. 31, 2006 | 6,546,165 | 95 | 8,629,898 | (2,083,828) | |||||||||||||||||||||||||||||||||||||
Ending Balance (in shares) at Dec. 31, 2006 | 9,551,808 | ||||||||||||||||||||||||||||||||||||||||
Exercise of warrant to purchase common stock (in shares) | 75,045 | ||||||||||||||||||||||||||||||||||||||||
Exercise of warrant to purchase common stock | 250,000 | 1 | 249,999 | ||||||||||||||||||||||||||||||||||||||
Stock-based compensation | 570,392 | 570,392 | |||||||||||||||||||||||||||||||||||||||
Net income (loss) | (5,090,325) | (5,090,325) | |||||||||||||||||||||||||||||||||||||||
Issuance of common stock (in shares) | 60,250 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock | 250,000 | 1 | 249,999 | ||||||||||||||||||||||||||||||||||||||
Ending Balance at Dec. 31, 2007 | 2,526,232 | 97 | 9,700,288 | (7,174,153) | |||||||||||||||||||||||||||||||||||||
Ending Balance (in shares) at Dec. 31, 2007 | 9,687,103 | ||||||||||||||||||||||||||||||||||||||||
Stock-based compensation | 477,488 | 477,488 | |||||||||||||||||||||||||||||||||||||||
Net income (loss) | (6,090,715) | (6,090,715) | |||||||||||||||||||||||||||||||||||||||
Issuance of common stock (in shares) | 3,132,999 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock | 12,931,562 | 31 | 12,931,531 | ||||||||||||||||||||||||||||||||||||||
Ending Balance at Dec. 31, 2008 | 9,844,567 | (19,488,601) | 128 | 3.0 | 23,109,307 | 40,204,549 | (13,264,868) | 13,904,100 | (59,693,153) | ||||||||||||||||||||||||||||||||
Ending Balance (in shares) at Dec. 31, 2008 | 12,820,102 | 287,423 | 413.5 | 272 | |||||||||||||||||||||||||||||||||||||
Reclassification of warrants to derivative liability (see Note 2) | (998,945) | (6,893,316) | 5,894,371 | ||||||||||||||||||||||||||||||||||||||
Issuance of common stock and warrants (in shares) | 89,126 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock and warrants | 8,938,884 | 1 | 8,938,883 | ||||||||||||||||||||||||||||||||||||||
Exercise of warrant to purchase common stock (in shares) | 3,162 | ||||||||||||||||||||||||||||||||||||||||
Exercise of warrant to purchase common stock | 1,000,962 | 1,000,962 | |||||||||||||||||||||||||||||||||||||||
Issuance of common stock in exchange for warrants (in shares) | 13,623 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock in exchange for warrants | 1,625,760 | 1,625,760 | |||||||||||||||||||||||||||||||||||||||
Compensation expense associated with options issued to employees | 437,066 | 437,066 | |||||||||||||||||||||||||||||||||||||||
Stock-based compensation | 502,199 | 502,199 | |||||||||||||||||||||||||||||||||||||||
Compensation expense (benefit) associated with options issued to non-employees | 427,271 | 427,271 | |||||||||||||||||||||||||||||||||||||||
Issuance of Series E redeemable convertible preferred stock and warrants, net of issuance costs of $795,469 (in shares) | 200 | ||||||||||||||||||||||||||||||||||||||||
Issuance of Series E redeemable convertible preferred stock and warrants, net of issuance costs of $795,469 | 2,907,208 | 2,907,208 | 6,297,323 | ||||||||||||||||||||||||||||||||||||||
Issuance of Series E redeemable convertible preferred stock in payment of accumulated dividends(in shares) | 31.942875 | ||||||||||||||||||||||||||||||||||||||||
Issuance of Series E redeemable convertible preferred stock in payment of accumulated dividends | 1,597,144 | ||||||||||||||||||||||||||||||||||||||||
Adjustment to record the carrying value of Series E redeemable convertible preferred stock at fair value on the date of sale | 125,892 | 125,892 | (125,892) | ||||||||||||||||||||||||||||||||||||||
Fair value of the extension of expiration date of warrants | 839,923 | 839,923 | |||||||||||||||||||||||||||||||||||||||
Accretion of deemed dividend associated with the extension of expiration date of warrants | (839,923) | (839,923) | |||||||||||||||||||||||||||||||||||||||
Dividends accrued on preferred stock | (3,296,289) | (3,296,289) | |||||||||||||||||||||||||||||||||||||||
Net income (loss) | (6,219,873) | (22,273,306) | (6,219,873) | (22,273,306) | |||||||||||||||||||||||||||||||||||||
Conversion of Convertible Securities (in shares) | 10,058 | 51,889 | (97.18209375) | (68) | |||||||||||||||||||||||||||||||||||||
Conversion of Convertible Securities | 184,246 | 3,514,314 | 1 | 184,246 | 3,514,313 | (32,130,560) | |||||||||||||||||||||||||||||||||||
Ending Balance at Dec. 31, 2009 | 4,126,893 | (26,895,538) | 128 | 5 | 23,611,506 | 49,176,545.00000000 | (19,484,741) | 18,459,619.00000000 | (76,072,088.00000000) | ||||||||||||||||||||||||||||||||
Ending Balance (in shares) at Dec. 31, 2009 | 12,820,102 | 455,281 | 548.26078125 | 204 | |||||||||||||||||||||||||||||||||||||
Net income (loss) | 5,350,122 | ||||||||||||||||||||||||||||||||||||||||
Ending Balance at Mar. 31, 2010 | |||||||||||||||||||||||||||||||||||||||||
Beginning Balance at Dec. 31, 2009 | 4,126,893 | (26,895,538) | 128 | 5 | 23,611,506 | 49,176,545.00000000 | (19,484,741) | (76,072,088.00000000) | |||||||||||||||||||||||||||||||||
Beginning Balance (in shares) at Dec. 31, 2009 | 12,820,102 | 455,281 | 204 | ||||||||||||||||||||||||||||||||||||||
Exercise of stock options | 158,567 | 158,567 | |||||||||||||||||||||||||||||||||||||||
Exercise of stock options (in shares) | 5,991 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock and warrants (in shares) | 140,056 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock and warrants | 744,911 | 1 | 744,910 | ||||||||||||||||||||||||||||||||||||||
Intrinsic value of beneficial conversion feature associated with the conversion of convertible debt | 213,792 | 213,792 | |||||||||||||||||||||||||||||||||||||||
Exercise of warrant to purchase common stock (in shares) | 53,478 | ||||||||||||||||||||||||||||||||||||||||
Exercise of warrant to purchase common stock | 2,584,397 | 1 | 2,584,396 | ||||||||||||||||||||||||||||||||||||||
Compensation expense associated with options issued to employees | 586,321 | 586,321 | |||||||||||||||||||||||||||||||||||||||
Stock-based compensation | 353,340 | 353,340 | |||||||||||||||||||||||||||||||||||||||
Compensation expense (benefit) associated with options issued to non-employees | (249,023) | (249,023) | |||||||||||||||||||||||||||||||||||||||
Fair value of incremental shares issued to preferred stockholders in connection with exchange of preferred stock for common stock | 11,955,151 | 11,955,151 | |||||||||||||||||||||||||||||||||||||||
Fair value of warrants issued to preferred shareholders | 586,050 | 586,050 | |||||||||||||||||||||||||||||||||||||||
Accretion of deemed dividend associated with the issuance of warrants to preferred stockholders | (586,050) | (586,050) | |||||||||||||||||||||||||||||||||||||||
Accretion of deemed dividend associated with the incremental shares of common stock issued in connection with the exchange of preferred stock | (11,955,151) | (11,955,151) | |||||||||||||||||||||||||||||||||||||||
Dividends accrued on preferred stock | (2,207,827) | (2,207,827) | |||||||||||||||||||||||||||||||||||||||
Net income (loss) | (4,560,263) | 2,095,392 | (4,560,263) | 2,095,392 | |||||||||||||||||||||||||||||||||||||
Conversion of Convertible Securities (in shares) | 76,770 | 2,228,338 | (139.99673625) | (408.264045) | (204) | ||||||||||||||||||||||||||||||||||||
Conversion of Convertible Securities | 5,324,518 | 19,064,891.000000 | 1 | 22 | 5,324,517 | 19,064,869.000000 | (4,689,593) | (13,770,026.000000) | |||||||||||||||||||||||||||||||||
Ending Balance at Dec. 31, 2010 | 133,762 | 1,206,609 | 30 | 24,178,638 | 75,183,275 | (24,045,004) | (73,976,696) | ||||||||||||||||||||||||||||||||||
Ending Balance (in shares) at Dec. 31, 2010 | 2,959,914 | ||||||||||||||||||||||||||||||||||||||||
Net income (loss) | (1,010,072) | ||||||||||||||||||||||||||||||||||||||||
Ending Balance at Mar. 31, 2011 | 304,915 | ||||||||||||||||||||||||||||||||||||||||
Beginning Balance at Dec. 31, 2010 | 133,762 | 128 | 24,178,638 | (24,045,004) | |||||||||||||||||||||||||||||||||||||
Beginning Balance (in shares) at Dec. 31, 2010 | 12,820,102 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock in a business combination (in shares) | 2,959,871 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock in a business combination | 2,219,903 | 30 | 2,219,873 | ||||||||||||||||||||||||||||||||||||||
Cash paid in lieu of fractional shares in a business combination, (in shares) | (41) | ||||||||||||||||||||||||||||||||||||||||
Cash paid in lieu of fractional shares in a business combination | (145) | (145) | |||||||||||||||||||||||||||||||||||||||
Issuance of common stock and warrants (in shares) | 6,846,537 | ||||||||||||||||||||||||||||||||||||||||
Issuance of common stock and warrants | 4,866,406 | 68 | 4,866,338 | ||||||||||||||||||||||||||||||||||||||
Intrinsic value of beneficial conversion feature associated with the conversion of convertible debt | 257,973 | 257,973 | |||||||||||||||||||||||||||||||||||||||
Exercise of warrant to purchase common stock (in shares) | 18,153 | ||||||||||||||||||||||||||||||||||||||||
Exercise of warrant to purchase common stock | 48,339 | 48,339 | |||||||||||||||||||||||||||||||||||||||
Stock-based compensation | 655,656 | 655,656 | |||||||||||||||||||||||||||||||||||||||
Net income (loss) | (5,469,502) | (5,469,502) | |||||||||||||||||||||||||||||||||||||||
Conversion of Convertible Securities (in shares) | 4,181,535 | ||||||||||||||||||||||||||||||||||||||||
Conversion of Convertible Securities | 3,184,707 | 42 | 3,184,665 | ||||||||||||||||||||||||||||||||||||||
Ending Balance at Sep. 30, 2011 | $ 5,897,099 | $ 268 | $ 35,411,337 | $ (29,514,506) | |||||||||||||||||||||||||||||||||||||
Ending Balance (in shares) at Sep. 30, 2011 | 26,826,157 |