FAIR VALUE MEASUREMENTS - Summary of Fair Value of Structured Alternative Investment Solution (Details) $ in Thousands	3 Months Ended
Mar. 31, 2025 USD ($) d	Dec. 31, 2024 USD ($) d
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Alternative investment	$ 21,300	$ 23,800
Investments subject to initial lock-up period	$ 46,000
Initial lock-up period	3 years
Percentage of investments that cannot be redeemed	100.00%
Minimum
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Redemption Notice Period \| d	30	30
Liquidation term	7 years
Maximum
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Redemption Notice Period \| d	90	90
Liquidation term	9 years
Fair Value \| Fair Value Measured at Net Asset Value Per Share
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Alternative investment	$ 356,038	$ 333,106
Fair Value \| Fair Value Measured at Net Asset Value Per Share \| Open-ended
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Alternative investment	190,799	172,409
Fair Value \| Fair Value Measured at Net Asset Value Per Share \| Close-ended
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Alternative investment	$ 165,239	$ 160,697

Alternative Investment, Close-Ended Fund, Liquidation Term

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- Definition

Alternative Investment, Close-Ended Fund, Percentage That Cannot Be Redeemed

+ References

No definition available.

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Alternative Investment, Open-Ended Fund, Redemption Notice Period

+ References

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- Definition

Alternative Investment, Open-Ended Funds, Initial Lock-Up Period

+ References

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- Definition

Alternative Investment, Open-Ended Funds, Initial Lock-Up Period, Amount

+ References

No definition available.

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- Definition

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.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
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-Name Accounting Standards Codification
-Section 55
-Paragraph 107
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482078/820-10-55-107

Reference 3: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 103
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482078/820-10-55-103

Reference 4: http://www.xbrl.org/2003/role/exampleRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 55
-Paragraph 100
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482078/820-10-55-100

Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
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-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)(i)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(2)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (bbb)(1)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-2

Reference 8: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 35
-Paragraph 54B
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482134/820-10-35-54B

Reference 9: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 6A
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482106/820-10-50-6A

+ Details

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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.

+ References

No definition available.

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