POLICYHOLDER ACCOUNT BALANCES - Balances and Changes in Separate Accounts Liability (Details) - USD ($) $ in Millions	6 Months Ended
Jun. 30, 2026	Jun. 30, 2025
Separate Account, Liability [Roll Forward]
Balance, beginning of period	$ 136,544
Balance, end of period	143,006
Retirement \| GMxB Core
Separate Account, Liability [Roll Forward]
Balance, beginning of period	30,720	$ 30,411
Premiums and deposits	839	934
Policy charges	(255)	(252)
Surrenders and withdrawals	(2,009)	(1,861)
Benefit payments	(136)	(145)
Investment performance	2,099	864
Net transfers from (to) General Account	56	106
Other charges (2)	0	0
Balance, end of period	31,314	30,057
Cash surrender value	30,479	29,218
Retirement \| EQUI-VEST Individual
Separate Account, Liability [Roll Forward]
Balance, beginning of period	4,836	4,782
Premiums and deposits	45	49
Policy charges	(2)	(2)
Surrenders and withdrawals	(270)	(237)
Benefit payments	(32)	(36)
Investment performance	437	208
Net transfers from (to) General Account	(10)	(8)
Other charges (2)	0	0
Balance, end of period	5,004	4,756
Cash surrender value	4,975	4,724
Retirement \| Investment Edge
Separate Account, Liability [Roll Forward]
Balance, beginning of period	5,312	4,885
Premiums and deposits	1,221	901
Policy charges	0	0
Surrenders and withdrawals	(341)	(242)
Benefit payments	(25)	(17)
Investment performance	398	247
Net transfers from (to) General Account	(910)	(702)
Other charges (2)	0	0
Balance, end of period	5,655	5,072
Cash surrender value	5,575	4,983
Retirement \| EQUI-VEST Group
Separate Account, Liability [Roll Forward]
Balance, beginning of period	33,714	30,546
Premiums and deposits	1,327	1,252
Policy charges	(9)	(8)
Surrenders and withdrawals	(1,557)	(1,271)
Benefit payments	(40)	(32)
Investment performance	3,336	1,464
Net transfers from (to) General Account	(153)	(237)
Other charges (2)	0	0
Balance, end of period	36,618	31,714
Cash surrender value	36,293	31,412
Retirement \| Momentum
Separate Account, Liability [Roll Forward]
Balance, beginning of period	5,174	4,813
Premiums and deposits	296	330
Policy charges	(13)	(12)
Surrenders and withdrawals	(503)	(433)
Benefit payments	(6)	(5)
Investment performance	469	308
Net transfers from (to) General Account	19	7
Other charges (2)	0	0
Balance, end of period	5,436	5,008
Cash surrender value	5,430	5,001
Corporate & Other \| VUL
Separate Account, Liability [Roll Forward]
Balance, beginning of period	20,383	18,176
Premiums and deposits	674	664
Policy charges	(294)	(292)
Surrenders and withdrawals	(308)	(350)
Benefit payments	(122)	(54)
Investment performance	1,906	941
Net transfers from (to) General Account	(176)	(117)
Other charges (2)	3	0
Balance, end of period	22,066	18,968
Cash surrender value	21,494	18,600
Corporate & Other \| GMxB Legacy
Separate Account, Liability [Roll Forward]
Balance, beginning of period	28,209	33,199
Premiums and deposits	92	118
Policy charges	(245)	(265)
Surrenders and withdrawals	(1,579)	(1,499)
Benefit payments	(317)	(364)
Investment performance	2,318	907
Net transfers from (to) General Account	(6)	(5)
Other charges (2)	(103)	3,816
Balance, end of period	28,369	28,275
Cash surrender value	$ 28,179	$ 28,071

Separate Accounts, Liability, Other Charges

No definition available.

Name:	eqh_SeparateAccountsLiabilityOtherCharges
Namespace Prefix:	eqh_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Transfer To (From) Separate Account (To) From General Account

+ References

No definition available.

+ Details

Name:	eqh_TransferToFromSeparateAccountToFromGeneralAccount
Namespace Prefix:	eqh_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of cash outflow to separate account policyholder from benefit payment.

+ References

+ Details

Name:	us-gaap_SeparateAccountLiabilityBenefitPayment
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of separate account liability payable to policyholder upon surrender of contract before maturity.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 55
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480078/944-80-55-18

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480109/944-80-50-2

+ Details

Name:	us-gaap_SeparateAccountLiabilityCashSurrenderValueAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of increase (decrease) in separate account liability from performance of investment.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480109/944-80-50-2

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 55
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480078/944-80-55-18

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 220
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04(3)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477250/944-220-S99-1

+ Details

Name:	us-gaap_SeparateAccountLiabilityIncreaseDecreaseFromInvestedPerformance
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of decrease in separate account liability from policy charge.

+ References

+ Details

Name:	us-gaap_SeparateAccountLiabilityPolicyCharge
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of cash inflow to separate account liability from premium and deposit from cash received.

+ References

+ Details

Name:	us-gaap_SeparateAccountLiabilityPremiumAndDeposit
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

+ Details

Name:	us-gaap_SeparateAccountLiabilityRollForward
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of decrease in separate account liability from contract redemption and withdrawal of funds.

+ References

+ Details

Name:	us-gaap_SeparateAccountLiabilitySurrenderAndWithdrawal
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of liability for variable contract in which all or portion of contract holder's funds is allocated to specific separate account and supported by assets held in separate account.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 55
-Paragraph 9
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480078/944-80-55-9

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 55
-Paragraph 18
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480078/944-80-55-18

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480141/944-80-45-1

Reference 4: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480109/944-80-50-2

Reference 5: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Subparagraph (a)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480109/944-80-50-2

Reference 6: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 80
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480141/944-80-45-2

Reference 7: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(18))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

+ Details

Name:	us-gaap_SeparateAccountsLiability
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=eqh_RetirementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=eqh_Core1Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=eqh_EQUIVESTIndividualMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=eqh_InvestmentEdgeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=eqh_EQUIVESTGroupMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=eqh_MomentumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=us-gaap_CorporateAndOtherMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=us-gaap_VariableUniversalLifeMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_ProductOrServiceAxis=eqh_GrossLegacyMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: