Aggregate dividends paid during the period for each share of common stock outstanding.

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Aggregate dividends declared during the period for each share of common stock outstanding.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement.

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

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The number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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Amount remaining of a stock repurchase plan authorized.

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The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan.

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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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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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Number of shares that have been repurchased during the period and are being held in treasury.

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Stockholders' Equity (Narratives) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		9 Months Ended
	Aug. 31, 2022	Aug. 31, 2021	Aug. 31, 2022	Aug. 31, 2021	Apr. 07, 2022	Feb. 17, 2022	Nov. 30, 2021	Jul. 17, 2014
Debt Instrument [Line Items]
Payment, Tax Withholding, Share-based Payment Arrangement			$ 12,153	$ 8,456
Cash dividends declared per common share (in dollars per share)	$ 0.15	$ 0.15	$ 0.45	$ 0.45
Dividend paid in each quarter (in dollars per share)	$ 0.15	$ 0.15	$ 0.45	$ 0.45
Options outstanding (in shares)	1,674,393		1,674,393				1,674,393
Stock Repurchased During Period, Value	$ 50,000		$ 100,000
Treasury Stock
Debt Instrument [Line Items]
Common stock repurchased (in shares)	1,582,000	4,669,000	3,102,000	4,669,000
Stock Repurchased During Period, Shares	1,581,504		3,101,150
Shares Withheld to Pay Taxes [Member]
Debt Instrument [Line Items]
Common stock repurchased (in shares)			319,815
Payment, Tax Withholding, Share-based Payment Arrangement			$ 12,200
July 2021 Stock Repurchase Program
Debt Instrument [Line Items]
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased					331,400
April 2022 Stock Repurchase Program
Debt Instrument [Line Items]
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 200,000		$ 200,000		$ 300,000
Director Plan SARs [Domain]
Debt Instrument [Line Items]
Number of common stock, authorized, approved under a board approved stock repurchase program (in shares)								680,000
Performance Shares [Member] \| PSU 2018 [Domain]
Debt Instrument [Line Items]
Common Stock, Shares, Issued (in shares)						674,677