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v3.20.4

Defined Contribution Plan (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Defined Contribution Plan |  |
Company's matching contributions equal to each employee's contribution (as a percent) | 50.00% |
Maximum contribution of employees as a percentage of their compensation | 6.00% |
Amount expensed | $ 0.3 | $ 0.3

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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- Definition Amount of cost for defined contribution plan. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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- Definition Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan. + References No definition available. + Details
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- Definition Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan. + References No definition available. + Details
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