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Equity Incentive Plan - Schedule of Additional Information About Stock Options Outstanding (Details) - Equity Incentive Plan [Member] - $ / shares | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options Outstanding (in shares) | 492,886 | 391,650 | 169,980
Weighted Average Remaining Life (in years) | 7 years 7 months 6 days | 8 years 1 month 6 days | 9 years 1 month 6 days
Weighted Average Exercise Price (in dollars per share) | $ 7.35 | $ 5.70 | $ 8.13
Options Exercisable (in shares) | 378,470 | 364,567 |
$1.99 - $2.85 |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options Outstanding (in shares) | 184,557 |  |
Weighted Average Remaining Life (in years) | 6 years 6 months |  |
Weighted Average Exercise Price (in dollars per share) | $ 2.51 |  |
Options Exercisable (in shares) | 170,641 |  |
$4.25 - $8.04 |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options Outstanding (in shares) | 161,770 |  |
Weighted Average Remaining Life (in years) | 8 years 7 months 6 days |  |
Weighted Average Exercise Price (in dollars per share) | $ 7.09 |  |
Options Exercisable (in shares) | 161,270 |  |
$10.41 - $17.25 |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options Outstanding (in shares) | 142,206 |  |
Weighted Average Remaining Life (in years) | 8 years |  |
Weighted Average Exercise Price (in dollars per share) | $ 12.67 |  |
Options Exercisable (in shares) | 42,206 |  |
$31.50 - $79.40 |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Options Outstanding (in shares) | 4,353 |  |
Weighted Average Remaining Life (in years) | 4 years 7 months 6 days |  |
Weighted Average Exercise Price (in dollars per share) | $ 48.50 |  |
Options Exercisable (in shares) | 4,353 |  |

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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 Number of options outstanding, including both vested and non-vested options. + 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 -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 Reference 2: 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)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance 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)(i) -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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