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Stockholders' Equity | 3 Months Ended
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Mar. 31, 2018
Class Of Stock Disclosures [Abstract] |
Stockholders' Equity | Note 11. Stockholders’ Equity Shares Reserved for Future Issuance The following common stock is reserved for future issuance at March 31, 2018 and December 31, 2017:
|  | March 31, 2018 (1) |  |  | December 31, 2017 (1) |
Warrants issued and outstanding |  |  | 51,003 |  |  |  | 51,003 |
Stock option awards issued and outstanding |  |  | 1,735,458 |  |  |  | 1,203,627 |
Authorized for grants under the 2016 Equity Incentive Plan |  |  | 427,530 |  |  |  | 633,052 |
Authorized for grants under the 2016 Employee Stock Purchase Plan |  |  | 100,000 |  |  |  | 100,000 |
|  |  | 2,313,991 |  |  |  | 1,987,682 |
| (1) | Treasury stock in the amount of 86,168 and 135,000 as of March 31, 2018 and December 31, 2017, respectively, are excluded from the table above.

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- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -URI http://asc.fasb.org/topic&trid=2208762 + Details
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