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Stockholders' Equity - Schedule of Stock Option Activity (Details) - Stock Option Plans [Member] - USD ($) | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Number of Shares Subject to Issuance, Outstanding | 1,421,623 | 1,072,332
Number of Shares Subject to Issuance, Granted |  | 444,163
Number of Shares Subject to Issuance, Exercised | (783,741) | (94,872)
Number of Shares Subject to Issuance, Outstanding | 637,882 | 1,421,623
Number of Shares Subject to Issuance, Exercisable | 359,967 |
Weighted-average Exercise Price, Outstanding | $ 1.78 | $ 1.44
Weighted-average Exercise Price, Granted |  | 2.68
Weighted-average Exercise Price, Exercised | 1.20 | 2.08
Weighted-average Exercise Price, Outstanding | 2.50 | $ 1.78
Weighted-average Exercise Price, Exercisable | $ 2.33 |
Weighted-average Remaining Contractual Term, Outstanding Beginning | 1 year 11 months 15 days | 1 year 10 months 6 days
Weighted-average Remaining Contractual Term, Outstanding Ending | 2 years 6 months 18 days | 1 year 11 months 15 days
Weighted-average Remaining Contractual Term, Exercisable | 2 years 2 months 12 days |
Outstanding-Aggregate Intrinsic Value, Ending | $ 5,686,421 | $ 8,113,777
Exercisable-Aggregate Intrinsic Value | $ 3,269,723 |

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- Definition The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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