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

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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 shares authorized for issuance 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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Stockholders' Equity (Narratives) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Feb. 28, 2022	Feb. 28, 2021	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
Dividend paid in each quarter (in dollars per share)	$ 0.15	$ 0.15
Options outstanding (in shares)	1,674,393			1,674,393
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
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
2014 Equity Incentive Plan [Domain]
Debt Instrument [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized	680,000
Performance Shares [Member] \| PSU 2018 [Domain]
Debt Instrument [Line Items]
Common Stock, Shares, Issued (in shares)			674,677