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

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

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

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Expected term of award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Employee Benefit and Stock Plans - Stock Option Transactions (Details) - $ / shares				12 Months Ended
	Oct. 08, 2020	Oct. 03, 2019	Oct. 05, 2018	Nov. 30, 2020	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2017
Stock option transactions
Options outstanding at beginning of year, Options				4,163,481	7,237,544	9,265,240
Options outstanding at beginning of year, Weighted Average Exercise Price in dollars per share				$ 13.00	$ 16.02	$ 17.64
Granted, Options				0	0	0
Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price in dollars per share				$ 0	$ 0	$ 0
Employee stock options/other, Shares				(1,694,767)	(2,300,004)	(1,195,926)
Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price in dollars per share				$ 9.52	$ 13.27	$ 16.73
Cancelled, Options				(6,000)	(774,059)	(831,770)
Cancelled, Weighted Average Exercise Price in dollars per share				$ 45.16	$ 40.43	$ 33.05
Options outstanding at end of year, Options				2,462,714	4,163,481	7,237,544
Options outstanding at end of year, Weighted Average Exercise Price in dollars per share				$ 15.32	$ 13.00	$ 16.02
Options exercisable at end of year, Options				2,462,714	4,163,481	6,948,670
Options exercisable at end of period, Weighted Average Exercise Price in dollars per share				$ 15.32	$ 13.00	$ 16.01
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant				4,888,526	5,567,467	6,418,197
Equity Incentive Two Thousand Fourteen Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share Based payments award terms of Award				10 years
Director Plan SARs
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share Based payments award terms of Award				15 years
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number				1,346,870	1,262,664	1,090,967	925,232
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period				397,452	468,957	603,424
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value	$ 40.06	$ 33.10	$ 23.05	$ 40.05	$ 30.45	$ 25.70
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period				(313,246)	(297,260)	(437,689)
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value				$ 40.04	$ 22.67	$ 31.28
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeited in Period				0	0	0
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Forfeitures, Weighted Average Grant Date Fair Value				$ 0	$ 0	$ 0
Weighted average per share grant date fair value in dollars per share				$ 23.25	$ 22.13	$ 18.70	$ 20.09