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Defined Contribution Plan	3 Months Ended
Defined Contribution Plan	Mar. 31, 2021
Retirement Benefits [Abstract]
Defined Contribution Plan	15. Defined Contribution Plan The Company sponsors a defined contribution plan under Section 401(k) of the Internal Revenue Code covering substantially all full-time U.S. employees. Employee contributions are voluntary and are determined on an individual basis subject to the maximum allowable under federal tax regulations. The Company made contributions to the plan of $0.2 million for the three months ended March 31, 2021 and 2020.