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Benefit Plan (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Benefit Plan [Abstract] |  |  |
Defined Contribution Plan, Cost | $ 0.4 | $ 0.9 | $ 1.2
Years of service | 4 years |  |

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- Definition Benefit Plan [Abstract] + References No definition available. + Details
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- Definition Defined Contribution Plan, Requisite Service Period + References No definition available. + Details
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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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