Employee Benefit and Deferred Compensation Plans - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Retirement Benefits [Abstract]
Stock options granted (in shares)	0	0
Share outstanding (in shares)	0
Treasury shares reissued (in shares)	124,433
Total stock-based compensation expense	$ 3,338	$ 2,756

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

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

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Number of options outstanding, including both vested and non-vested options.

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Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement.

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