Stock-based Compensation - Unrecognized Compensation Costs (Details) $ in Millions	Jun. 30, 2022 USD ($)
Stock-based compensation
Total unrecognized compensation cost related to non-vested stock option awards	$ 97.4
Weighted-average period over which unrecognized compensation cost will be recognized	2 years 7 months 24 days
Restricted Stock Units
Stock-based compensation
Total unrecognized compensation cost related to non-vested stock awards	$ 122.4
Weighted-average period over which unrecognized compensation cost will be recognized	2 years 10 months 2 days

Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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- References

No definition available.

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Amount of cost to be recognized for option under share-based payment arrangement.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
-URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901

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