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Common Stock and Dividends (Details) - USD ($)					1 Months Ended
Common Stock and Dividends (Details) - USD ($)	Apr. 29, 2024	Feb. 28, 2024	Feb. 28, 2023	Feb. 21, 2023	Apr. 30, 2009
Common Stock and Dividends
Cash dividends paid to common shareholders (in dollars per share)		$ 0.66	$ 0.63
Repurchase of common stock, authorized amount				$ 150,000,000	$ 40,000,000
Period of repurchase of common stock				12 months	12 months
Cumulative number of shares repurchased under all stock repurchase programs	13,706,581
Cumulative cost of shares repurchased under all stock repurchase programs	$ 414,926,000

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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- Definition

Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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