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Employees Benefit Plan
 12 Months Ended
Dec. 31, 2021
Retirement Benefits [Abstract]  
Employees Benefit Plan Employees Benefit PlanThe Company maintains a retirement savings plan, or the 401(k) Plan. The 401(k) Plan is intended to qualify under Sections 401 of the Internal Revenue Code. Participants may contribute up to applicable annual Internal Revenue Code limits. The 401(k) Plan provides for automatic salary deferrals of 3% of compensation with a 1% escalator each year. Participants are permitted to waive the automatic deferral provision. All participants’ deferrals, rollovers and matching contributions are 100% vested when contributed. The 401(k) plan allows the Company to make matching contributions and profit-sharing contributions to eligible participants. Effective January 1, 2019, the Company began making contributions of up to $500 per year to eligible participants. The contribution expense was $0.3 million, $0.2 million and $0.2 million for the years ended December 31, 2021, 2020, and 2019, respectively.