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Expected Period For Liquidation Of Underlying Assets Minimum

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- Definition

Not Redeemable Investments

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Investments redeemable within 60-90 days

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Fair value of investment other than investment in equity security, investment in debt security and equity method investment. Includes, but is not limited to, investment in certain entities that calculate net asset value per share. Example includes, but is not limited to, investment in hedge fund, venture capital fund, private equity fund, and real estate partnership or fund.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The amount of unfunded commitments for which the entity is obligated, to those certain investments for which net asset value per share is calculated (including by unit, membership interest, or other equity (ownership interest) unit measure) (alternative investments).

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Fair Value Disclosures - Investments Measured at Fair Value Based on Net Asset Value Per Share (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Feb. 28, 2025	Aug. 31, 2025	Nov. 30, 2024
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Fair Value		$ 1,499,292	$ 1,252,689
Unfunded Commitments		202,053	293,780
Hedge Funds
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Fair Value		704,965	660,720
Unfunded Commitments		$ 0	$ 0
Hedge Funds \| Debt Instrument, Redemption, Period One
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Percentage of redeemable investments			53.00%
Hedge Funds \| Debt Instrument, Redemption, Period One \| 90 Days Prior Written Notice
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Percentage of redeemable investments		49.00%
Notice period redemption of investment prior written notice period	90 days	90 days
Hedge Funds \| Debt Instrument, Redemption, Period One \| 45 Days Prior Written Notice
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Notice period redemption of investment prior written notice period	45 days	45 days
Hedge Funds \| Debt Instrument, Redemption, Period Two
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Percentage of redeemable investments			47.00%
Hedge Funds \| Debt Instrument, Redemption, Period Two \| 60 Days Prior Written Notice
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Percentage of redeemable investments		51.00%
Notice period redemption of investment prior written notice period	60 days	60 days
Hedge Funds \| Debt Instrument, Redemption, Period Two \| 45 Days Prior Written Notice
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Notice period redemption of investment prior written notice period	45 days	45 days
Private Equity Funds
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Fair Value		$ 71,189	$ 60,215
Unfunded Commitments		$ 27,069	$ 30,530
Percentage of not redeemable investments		100.00%	100.00%
Estimated period for the liquidation of the underlying assets, minimum	1 year	1 year
Expected period for the liquidation of the underlying assets, maximum	9 years	9 years
Credit Funds
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Fair Value		$ 511,884	$ 430,429
Unfunded Commitments		$ 23,856	$ 30,554
Percentage of not redeemable investments		38.00%	25.00%
Credit Funds \| Debt Instrument, Redemption, Period One \| 90 Days Prior Written Notice
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Percentage of redeemable investments		60.00%	72.00%
Notice period redemption of investment prior written notice period	90 days	90 days
Credit Funds \| Debt Instrument, Redemption, Period Two \| 30 Days Prior Written Notice
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Percentage of redeemable investments		2.00%	3.00%
Notice period redemption of investment prior written notice period	30 days	30 days
Real Estate and Other Funds
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Fair Value		$ 211,254	$ 101,325
Unfunded Commitments		$ 151,128	$ 232,696
Percentage of not redeemable investments		75.00%	100.00%
Real Estate and Other Funds \| 90 Days Prior Written Notice
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Percentage of redeemable investments		25.00%
Notice period redemption of investment prior written notice period		90 days
Short-term Investments \| 90 Days Prior Written Notice
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Notice period redemption of investment prior written notice period	90 days	90 days
Short-term Investments \| 120 Days Prior Written Notice
Fair Value, Investments, Entities that Calculate Net Asset Value Per Share [Line Items]
Notice period redemption of investment prior written notice period	120 days	120 days