Income Taxes - Components of Income before Income Tax Expense (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
Nov. 30, 2019	Aug. 31, 2019	May 31, 2019	Feb. 28, 2019	Nov. 30, 2018	Aug. 31, 2018	May 31, 2018	Feb. 28, 2018	Nov. 30, 2019	Nov. 30, 2018	Nov. 30, 2017
Income Tax Disclosure [Abstract]
U.S.									$ 313,349	$ 370,600	$ 403,445
Non-U.S.									11,320	39,067	101,479
Earnings before income taxes	$ 23,871	$ 83,075	$ 155,138	$ 62,585	$ 77,963	$ 87,101	$ 121,865	$ 122,738	$ 324,669	$ 409,667	$ 504,924

The portion of earnings or loss from continuing operations before income taxes that is attributable to domestic operations.

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Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

+ References

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The portion of earnings or loss from continuing operations before income taxes that is attributable to foreign operations, which is defined as Income or Loss generated from operations located outside the entity's country of domicile.

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