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Employee Benefit Plans	12 Months Ended
	Dec. 31, 2021
Employee Benefit Plans
Employee Benefit Plans	10. Employee Contribution Plan The Company has a 401(k) plan for the benefit of all U.S. employees who meet certain eligibility requirements. This plan covers substantially all of the Company’s full-time U.S. employees. The Company’s contributions costs are at the Company’s discretion and were $1.4 million, $1.2 million and $0.7 million for the years ended December 31, 2021, 2020 and 2019, respectively.

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- References

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- Definition

The entire disclosure for defined contribution plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 70
-URI http://asc.fasb.org/subtopic&trid=2235116

Reference 2: 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

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