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Stockholders' Equity (Details Textual) (USD $)
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9 Months Ended | 1 Months Ended | 9 Months Ended | 0 Months Ended | ||||||
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Sep. 30, 2013
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Sep. 30, 2012
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Dec. 31, 2012
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Oct. 31, 2008
2008 Equity Incentive Plan [Member]
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Sep. 30, 2013
2008 Equity Incentive Plan [Member]
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Sep. 30, 2013
2010 Incentive Award Plan [Member]
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Dec. 31, 2010
2010 Incentive Award Plan [Member]
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Apr. 23, 2012
Amended and Restated DSC Incentive Award Plan [Member]
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Sep. 30, 2013
Warrants [Member]
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Dec. 31, 2012
Warrants [Member]
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| Stockholders' Equity (Textual) | ||||||||||
| Maximum term of stock option from the date of grant | 10 years | |||||||||
| Options outstanding | 3,075,938 | 3,157,054 | 161,976 | 28,642 | ||||||
| Description of consistency of material terms of options granted | Outstanding Equity Awards at Fiscal Year-End December 31, 2011", including 5 year graded vesting schedules and exercise prices equal to the fair market value of our common stock on the date of grant. | |||||||||
| Reserved shares of common stock for issuance | 2,000,000 | |||||||||
| Shares available for future grants | 857,101 | |||||||||
| Amount of annual contribution per employee | $ 100,000 | |||||||||
| Common stock, par value | $ 0.001 | $ 0.001 | ||||||||
| Authorized capital stock, shares | 260,000,000 | |||||||||
| Common stock, shares authorized | 250,000,000 | 250,000,000 | ||||||||
| Series A, preferred stock, shares authorized | 10,000,000 | 10,000,000 | ||||||||
| Series A, preferred stock, par value | $ 0.001 | $ 0.001 | ||||||||
| Total unrecognized compensation expense | 265,433 | |||||||||
| Share-based compensation expense for options | $ 174,375 | $ 196,986 | ||||||||
| Weighted average period expected to recognized compensation expense (in years) | 1 year 9 months 18 days | |||||||||