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Commitments and Contingent Liabilities - (Additional Information About Leases) (Details) $ in Thousands	9 Months Ended
	Aug. 31, 2024 USD ($)	Aug. 31, 2023 USD ($)	Dec. 31, 2023 ft²	Nov. 30, 2023 USD ($)
Contingencies
Right-of-use assets	$ 223,614			$ 145,812
Lease liabilities	$ 232,694			$ 154,271
Weighted-average remaining lease term (in years)	4 years 2 months 12 days			7 years 6 months
Weighted-average discount rate	5.00%			3.40%
Rental expense	$ 82,512	$ 78,053
Headquarters
Contingencies
Area of real estate property (sqft) | ft²			213,200
Leased Unused Office Space
Contingencies
Area of real estate property (sqft) | ft²			53,000

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Discount rate used by lessee to determine present value of operating lease payments.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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