Stock Compensation - Shares available for grant (Details)	3 Months Ended
Mar. 31, 2022 shares
Shares Available For Grant
Outstanding at the beginning of the period (in shares)	10,113,298
Options, RSUs and PSUs granted (in shares)	(1,692,980)
Options, RSUs and PSUs cancelled (in shares)	628,567
Outstanding at the end of the period (in shares)	9,048,885

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant