XML 181 R121.htm IDEA: XBRL DOCUMENT v3.22.4

Reserve for Unpaid Losses and Loss Adjustment Expenses - Historical Loss Development Triangles, Group (Details) - Group Benefits claim in Millions, $ in Millions	Dec. 31, 2022 USD ($) claim	Dec. 31, 2021 USD ($)	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)	Dec. 31, 2017 USD ($)	Dec. 31, 2016 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	$ 20,590
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	14,088
Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	14,081
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	8,142
Group life and accident, excluding premium waiver
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	6,509
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	5,946
2013 | Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	1,376	$ 1,378	$ 1,385	$ 1,399	$ 1,413	$ 1,416	$ 1,429	$ 1,429	$ 1,479	$ 1,660
IBNR Reserves	$ 0
Claims Reported | claim	30,655
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 1,153	1,113	1,067	1,016	954	881	791	664	443	$ 102
2014 | Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	1,382	1,389	1,395	1,408	1,431	1,431	1,430	1,473	1,636
IBNR Reserves	$ 0
Claims Reported | claim	31,808
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 1,122	1,079	1,025	960	884	801	675	448	$ 103
2015 | Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	1,380	1,380	1,385	1,401	1,420	1,422	1,442	1,595
IBNR Reserves	$ 0
Claims Reported | claim	32,597
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 1,078	1,025	962	891	806	687	460	$ 108
2016 | Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	1,401	1,409	1,417	1,437	1,468	1,481	1,651
IBNR Reserves	$ 0
Claims Reported | claim	33,313
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 1,043	981	907	819	705	479	$ 112
2017 | Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	1,296	1,304	1,316	1,358	1,413	1,597
IBNR Reserves	$ 0
Claims Reported | claim	30,996
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 911	842	757	658	452	$ 109
2018 | Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	1,276	1,277	1,309	1,387	1,647
IBNR Reserves	$ 1
Claims Reported | claim	28,428
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 827	743	639	447	$ 105
2019 | Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	1,284	1,327	1,424	1,650
IBNR Reserves	$ 1
Claims Reported | claim	27,436
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 751	650	454	$ 101
2020 | Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	1,323	1,407	1,686
IBNR Reserves	$ 5
Claims Reported | claim	25,793
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 663	458	100
2020 | Group life and accident, excluding premium waiver
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	2,083	2,072	2,072
IBNR Reserves	$ 11
Claims Reported | claim	61,848
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 2,064	2,033	$ 1,524
Short-Duration Insurance Contract, Accident Year 2021 [Member] | Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	1,521	1,768
IBNR Reserves	$ 31
Claims Reported | claim	26,754
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 493	101
Short-Duration Insurance Contract, Accident Year 2021 [Member] | Group life and accident, excluding premium waiver
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	2,365	2,384
IBNR Reserves	$ 30
Claims Reported | claim	68,539
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 2,320	$ 1,764
Short-Duration Insurance Contract, Accident Year 2022 | Group long-term disability
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	1,842
IBNR Reserves	$ 962
Claims Reported | claim	16,039
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 101
Short-Duration Insurance Contract, Accident Year 2022 | Group life and accident, excluding premium waiver
Claims Development [Line Items]
Cumulative Incurred for Accident Years Displayed in Triangles	2,061
IBNR Reserves	$ 375
Claims Reported | claim	56,171
Cumulative Paid Losses & Allocated Loss Adjustment Expenses, Net of Reinsurance	$ 1,562

X

- 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.

+ Details

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

X

- Definition

Amount, after reinsurance, of paid claims and allocated claim adjustment expense used in claims development for short-duration insurance contracts. Excludes unallocated claim adjustment expense.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 40
-Section 50
-Paragraph 4B
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=116884468&loc=SL65671311-158438

+ Details

Name:	us-gaap_ShortdurationInsuranceContractsCumulativePaidClaimsAndAllocatedClaimAdjustmentExpenseNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Undiscounted amount, after reinsurance, of incurred-but-not-reported (IBNR) liabilities plus expected development on reported claims, for claims and allocated claim adjustment expense for short-duration insurance contracts. Excludes unallocated claim adjustment expense.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 40
-Section 50
-Paragraph 4E
-URI https://asc.fasb.org/extlink&oid=116884468&loc=SL65671321-158438

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 40
-Section 50
-Paragraph 4D
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=116884468&loc=SL65671317-158438

+ Details

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

X

- Definition

Undiscounted amount, after reinsurance, of incurred claims and allocated claim adjustment expense used in claims development for short-duration insurance contracts. Excludes unallocated claim adjustment expense.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 40
-Section 50
-Paragraph 4B
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=116884468&loc=SL65671311-158438

+ Details

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

X

- Definition

Cumulative number of reported claims for short-duration insurance contracts.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 40
-Section 50
-Paragraph 4D
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=116884468&loc=SL65671317-158438

+ Details

Name:	us-gaap_ShortdurationInsuranceContractsNumberOfReportedClaims
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

X

- Details

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

X

- Details

Name:	hig_ReserveLineAxis=hig_LongtermDisabilityMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	hig_ReserveLineAxis=hig_GrouplifetermdisabilityandaccidentMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortdurationInsuranceContractsAccidentYearAxis=us-gaap_ShortdurationInsuranceContractsAccidentYear2013Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortdurationInsuranceContractsAccidentYearAxis=us-gaap_ShortdurationInsuranceContractsAccidentYear2014Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortdurationInsuranceContractsAccidentYearAxis=us-gaap_ShortdurationInsuranceContractsAccidentYear2015Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortdurationInsuranceContractsAccidentYearAxis=us-gaap_ShortdurationInsuranceContractsAccidentYear2016Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortdurationInsuranceContractsAccidentYearAxis=us-gaap_ShortDurationInsuranceContractsAccidentYear2017Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortdurationInsuranceContractsAccidentYearAxis=us-gaap_ShortDurationInsuranceContractsAccidentYear2018Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortdurationInsuranceContractsAccidentYearAxis=us-gaap_ShortDurationInsuranceContractAccidentYear2019Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortdurationInsuranceContractsAccidentYearAxis=us-gaap_ShortDurationInsuranceContractAccidentYear2020Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortdurationInsuranceContractsAccidentYearAxis=us-gaap_ShortDurationInsuranceContractAccidentYear2021Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_ShortdurationInsuranceContractsAccidentYearAxis=us-gaap_ShortDurationInsuranceContractAccidentYear2022Member
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: