Net number of share options (or share units) granted during the period.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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- Definition

Percentage of vesting of award under share-based payment arrangement.

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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Common Stock, Shares Authorized Under Equity Purchase Agreement

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Share-based Compensation Arrangement by Share-based Payment Award, Award Quarterly Vesting Rights, Post First Year Through Year Four, Percentage

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Options, Grant Date Fair Value

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No definition available.

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Subsequent Events (Details) - USD ($) $ in Thousands		12 Months Ended
Subsequent Events (Details) - USD ($) $ in Thousands	Jan. 04, 2022	Dec. 31, 2021	Mar. 31, 2022	Mar. 28, 2022	Dec. 29, 2021	Sep. 02, 2021	Dec. 31, 2020
Subsequent Event [Line Items]
Options, grant date fair value						$ 4,200
Aggregate intrinsic value		$ 35,014	$ 35,014				$ 0
Shares authorized under equity purchase agreement (in shares)					250,000,000.0
Options
Subsequent Event [Line Items]
Award vesting rights, percentage		25.00%
Award vesting rights, quarterly vesting percentage		75.00%
Subsequent Event
Subsequent Event [Line Items]
Options, grant date fair value	$ 5,600
Shares authorized under equity purchase agreement (in shares)				250,000,000.0
Subsequent Event \| Mr. Hart
Subsequent Event [Line Items]
Stock options grants (in shares)	820,349
Subsequent Event \| Mr. Hart \| Options
Subsequent Event [Line Items]
Award vesting rights, percentage	25.00%
Award vesting rights, quarterly vesting percentage	75.00%
Subsequent Event \| Messrs. Simpson and Gingiss
Subsequent Event [Line Items]
Stock options grants (in shares)	164,070
Subsequent Event \| Messrs. Simpson and Gingiss \| Options
Subsequent Event [Line Items]
Award vesting rights, percentage	25.00%
Subsequent Event \| New Hire And Annual Refresh Awards
Subsequent Event [Line Items]
Stock options grants (in shares)	3,900,000
Aggregate intrinsic value	$ 19,000