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Stockholders' Equity - Activities Under Equity Plan (Details) - 2012 Equity Plan - shares | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Number of Shares Available for Grant [Roll Forward] |  |  |
Beginning balance, equity securities available (in shares) | 990,129 | 1,699,314 | 646,480
Plus: Additional shares available for issuance under the 2020 Equity Plan (in shares) |  |  | 1,600,000
Less: RSU, DSU, and restricted stock awarded to eligible employees, net of forfeitures (in shares) | (307,077) | (539,241) | (547,166)
Less: issuance of common stock in lieu of cash compensation (in shares) |  | (169,944) |
Ending balance, equity securities available (in shares) | 683,052 | 990,129 | 1,699,314

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- Definition Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant [Roll Forward] + References No definition available. + Details
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- Definition The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(iii)(01) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Number of additional shares authorized for issuance under share-based payment arrangement. + References No definition available. + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + 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 https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition Number of shares issued under share-based payment arrangement. + 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 https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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