XML 57 R38.htm IDEA: XBRL DOCUMENT
v3.22.4

Reinsurance (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2022
Reinsurance Disclosures [Abstract] |
Schedule of direct, assumed and ceded premiums | The following table presents direct, assumed, and ceded premiums:
| Year Ended December 31
(in millions of U.S. dollars) | 2022 |  | 2021 |  | 2020
Premiums written |  |  |  |  |
Direct | $ | 47,511 |  |  | $ | 42,811 |  |  | $ | 37,749 |
Assumed | 4,502 |  |  | 3,969 |  |  | 3,512 |
Ceded | (10,258) |  |  | (8,912) |  |  | (7,441) |
Net | $ | 41,755 |  |  | $ | 37,868 |  |  | $ | 33,820 |
Premiums earned |  |  |  |  |
Direct | $ | 46,154 |  |  | $ | 41,138 |  |  | $ | 37,037 |
Assumed | 4,430 |  |  | 3,650 |  |  | 3,323 |
Ceded | (10,195) |  |  | (8,433) |  |  | (7,243) |
Net | $ | 40,389 |  |  | $ | 36,355 |  |  | $ | 33,117 |
Schedule of Reinsurance Recoverable on Ceded Insurance | Reinsurance recoverable on ceded reinsurance
|  | December 31, 2022 |  | December 31, 2021
(in millions of U.S. dollars) | Net Reinsurance Recoverable (1) |  | Valuation allowance |  | Net Reinsurance Recoverable (1) |  | Valuation allowance
Reinsurance recoverable on unpaid losses and loss expenses | $ | 17,128 |  |  | $ | 289 |  |  | $ | 16,184 |  |  | $ | 271 |
Reinsurance recoverable on paid losses and loss expenses | 1,773 |  |  | 62 |  |  | 1,182 |  |  | 58 |
Reinsurance recoverable on losses and loss expenses | $ | 18,901 |  |  | $ | 351 |  |  | $ | 17,366 |  |  | $ | 329 |
Reinsurance recoverable on policy benefits | $ | 303 |  |  | $ | 4 |  |  | $ | 213 |  |  | $ | 4 |
Reinsurance Recoverable, Allowance for Credit Loss | The following table presents a roll-forward of valuation allowance for uncollectible reinsurance related to Reinsurance recoverable on loss and loss expenses:
| Year Ended December 31
(in millions of U.S. dollars) | 2022 |  | 2021
Valuation allowance for uncollectible reinsurance - beginning of period | $ | 329 |  |  | $ | 314 |
Provision for uncollectible reinsurance | 43 |  |  | 66 |
Write-offs charged against the valuation allowance | (19) |  |  | (50) |
Foreign exchange revaluation | (2) |  |  | (1) |
Valuation allowance for uncollectible reinsurance - end of period | $ | 351 |  |  | $ | 329 |
Reinsurance Recoverable, Credit Quality Indicator | The following tables present a listing, at December 31, 2022, of the categories of Chubb's reinsurers:
December 31, 2022 | Gross Reinsurance Recoverable on Losses and Loss Expenses |  | Valuation allowance for Uncollectible Reinsurance |  | % of Gross Reinsurance Recoverable
(in millions of U.S. dollars, except for percentages) |  |
Categories |  |  |  |  |
Largest reinsurers | $ | 10,826 |  |  | $ | 114 |  |  | 1.1 | %
Other reinsurers rated A- or better | 4,161 |  |  | 47 |  |  | 1.1 | %
Other reinsurers rated lower than A- or not rated | 443 |  |  | 70 |  |  | 15.8 | %
Pools | 425 |  |  | 14 |  |  | 3.3 | %
Structured settlements | 507 |  |  | 11 |  |  | 2.2 | %
Captives | 2,455 |  |  | 13 |  |  | 0.5 | %
Other | 435 |  |  | 82 |  |  | 18.8 | %
Total | $ | 19,252 |  |  | $ | 351 |  |  | 1.8 | %

X
- Definition Schedule of Reinsurance Recoverable on Ceded Insurance [Table Text Block] + References No definition available. + Details
Name: | cb_ScheduleofReinsuranceRecoverableonCededInsuranceTableTextBlock
Namespace Prefix: | cb_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the effects of reinsurance, for example, but not limited to, disclosure of direct, assumed, and ceded insurance. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 605 -Section 50 -Paragraph 1 -URI https://asc.fasb.org/extlink&oid=6486672&loc=d3e27261-158547 + Details
Name: | us-gaap_EffectsOfReinsuranceTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_ReinsuranceDisclosuresAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of allowance for credit loss on reinsurance recoverable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 13 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919249-210447 + Details
Name: | us-gaap_ReinsuranceRecoverableAllowanceForCreditLossTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of credit quality indicator for reinsurance recoverable. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 326 -SubTopic 20 -Section 50 -Paragraph 5 -URI https://asc.fasb.org/extlink&oid=124255953&loc=SL82919230-210447 + Details
Name: | us-gaap_ReinsuranceRecoverableCreditQualityIndicatorTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration