Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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

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Stock Award Plans and Stock-Based Compensation - Restricted Stock Awards (Details) - Restricted Stock Award - USD ($) $ in Thousands					12 Months Ended
	Dec. 23, 2021	Aug. 21, 2021	Apr. 23, 2021	Feb. 19, 2021	Dec. 31, 2021	Dec. 31, 2020
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options granted (in shares)			344,826	5,250,000	5,594,826
Awards forfeited in period (in shares)	152,796	337,500		921,838	1,412,134
Share-based payment charges					$ 8,600	$ 0
Share-based Payment Arrangement, Tranche One
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights, percentage			50.00%	25.00%
Share-based Payment Arrangement, Tranche Two
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights, percentage			50.00%	50.00%