XML 80 R70.htm IDEA: XBRL DOCUMENT
v3.23.3

Accumulated Other Comprehensive Income (Loss) by Component (Schedule of Accumulated Other Comprehensive Income (Loss) by Component) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Jun. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Dec. 31, 2022 | Dec. 31, 2021
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period | [1] |  |  |  |  |  | $ 8,548 |  |  |  |  |  |
Other comprehensive income (loss) before reclassifications |  | $ (351) | $ (946) |  |  |  | (231) | $ (2,775) |  |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) net of tax |  | (35) | (106) |  |  |  | (88) | (132) |  |  |  |  |
Other comprehensive income (loss) after tax (expense) benefit |  | (316) | (840) |  |  |  | (143) | (2,643) |  |  |  |  |
Total stockholder's equity at end of period |  | 8,563 | 8,003 | [2] |  |  | 8,563 | 8,003 | [2] | $ 8,548 | [1] |  |
Income tax effects allocated directly to equity, cumulative effect of change in accounting principle |  |  |  |  | $ 120 |  |  |  |  | 11 |  | $ 446 |
Reclassification from AOCI, tax |  | 9 | 13 |  |  |  | 23 | 19 |  |  |  |  |
Tax (expense) benefit on other comprehensive income (loss) |  | 72 | 210 |  |  |  | 39 | 661 |  |  |  |  |
Prior to Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  |  |  |  |  | 8,825 |  |  |  |  |  |
Total stockholder's equity at end of period |  |  |  |  |  |  |  |  |  | 8,825 |  |  |
Effect of Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  |  |  |  |  | (277) |  |  |  |  |  |
Total stockholder's equity at end of period |  |  |  |  |  |  |  |  |  | (277) |  |  |
Accumulated other comprehensive income (loss) |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  | (3,425) | (3,163) | [2] | (1,360) | [2] | (3,598) | (1,360) | [2] | (1,360) | [2] | (1,537) |
Total stockholder's equity at end of period |  | (3,741) | (4,003) | [2] | (3,163) | [2] | (3,741) | (4,003) | [2] | (3,598) |  | (1,360) | [2]
Accumulated other comprehensive income (loss) | Prior to Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  | (3,425) | (2,713) | [2] | 320 | [2] | (3,557) | 320 | [2] | 320 | [2] | 803 |
Total stockholder's equity at end of period |  |  |  |  | (2,713) | [2] |  |  |  | (3,557) |  | 320 | [2]
Accumulated other comprehensive income (loss) | Effect of Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  | 0 | (450) | [2] | (1,680) | [2] | (41) | (1,680) | [2] | (1,680) | [2] |  |
Total stockholder's equity at end of period |  |  |  |  | (450) | [2] |  |  |  | (41) |  | (1,680) | [2]
Net unrealized gains (losses) on investments | Net unrealized gains (losses) on investments with an allowance for credit losses |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  | (16) | (8) |  | (2) |  | (7) | (2) |  | (2) |  |  |
Other comprehensive income (loss) before reclassifications |  | (9) | 0 |  |  |  | (25) | (5) |  |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) net of tax |  | (8) | 2 |  |  |  | (15) | 3 |  |  |  |  |
Other comprehensive income (loss) after tax (expense) benefit |  | (1) | (2) |  |  |  | (10) | (8) |  |  |  |  |
Total stockholder's equity at end of period |  | (17) | (10) |  | (8) |  | (17) | (10) |  | (7) |  | (2) |
Income tax effects allocated directly to equity, cumulative effect of change in accounting principle |  |  |  |  | 0 |  |  |  |  | 0 |  | 0 |
Reclassification from AOCI, tax |  | 2 | 0 |  |  |  | 4 | (1) |  |  |  |  |
Tax (expense) benefit on other comprehensive income (loss) |  | 1 | 1 |  |  |  | 3 | 2 |  |  |  |  |
Net unrealized gains (losses) on investments | Net unrealized gains (losses) on investments with an allowance for credit losses | Prior to Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  | (8) |  | (2) |  | (7) | (2) |  | (2) |  |  |
Total stockholder's equity at end of period |  |  |  |  | (8) |  |  |  |  | (7) |  | (2) |
Net unrealized gains (losses) on investments | Net unrealized gains (losses) on investments with an allowance for credit losses | Effect of Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  | 0 |  | 0 |  | 0 | 0 |  | 0 |  |  |
Total stockholder's equity at end of period |  |  |  |  | 0 |  |  |  |  | 0 |  | 0 |
Net unrealized gains (losses) on investments | Net unrealized gains (losses) on other investments |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  | (2,481) | (1,510) |  | 3,359 |  | (2,738) | 3,359 |  | 3,359 |  |  |
Other comprehensive income (loss) before reclassifications |  | (1,105) | (1,837) |  |  |  | (880) | (6,721) |  |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) net of tax |  | (21) | (102) |  |  |  | (53) | (117) |  |  |  |  |
Other comprehensive income (loss) after tax (expense) benefit |  | (1,084) | (1,735) |  |  |  | (827) | (6,604) |  |  |  |  |
Total stockholder's equity at end of period |  | (3,565) | (3,245) |  | (1,510) |  | (3,565) | (3,245) |  | (2,738) |  | 3,359 |
Income tax effects allocated directly to equity, cumulative effect of change in accounting principle |  |  |  |  | (108) |  |  |  |  | 0 |  | (617) |
Reclassification from AOCI, tax |  | 6 | 11 |  |  |  | 14 | 15 |  |  |  |  |
Tax (expense) benefit on other comprehensive income (loss) |  | 289 | 476 |  |  |  | 221 | 1,764 |  |  |  |  |
Net unrealized gains (losses) on investments | Net unrealized gains (losses) on other investments | Prior to Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  | (1,918) |  | 1,039 |  | (2,738) | 1,039 |  | 1,039 |  |  |
Total stockholder's equity at end of period |  |  |  |  | (1,918) |  |  |  |  | (2,738) |  | 1,039 |
Net unrealized gains (losses) on investments | Net unrealized gains (losses) on other investments | Effect of Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  | 408 |  | 2,320 |  | 0 | 2,320 |  | 2,320 |  |  |
Total stockholder's equity at end of period |  |  |  |  | 408 |  |  |  |  | 0 |  | 2,320 |
Pension and postretirement benefits |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  | (577) | (592) |  | (604) |  | (591) | (604) |  | (604) |  |  |
Other comprehensive income (loss) before reclassifications |  | 0 | 0 |  |  |  | 0 | 0 |  |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) net of tax |  | (6) | (6) |  |  |  | (20) | (18) |  |  |  |  |
Other comprehensive income (loss) after tax (expense) benefit |  | 6 | 6 |  |  |  | 20 | 18 |  |  |  |  |
Total stockholder's equity at end of period |  | (571) | (586) |  | (592) |  | (571) | (586) |  | (591) |  | (604) |
Income tax effects allocated directly to equity, cumulative effect of change in accounting principle |  |  |  |  | 0 |  |  |  |  | 0 |  | 0 |
Reclassification from AOCI, tax |  | 1 | 2 |  |  |  | 5 | 5 |  |  |  |  |
Tax (expense) benefit on other comprehensive income (loss) |  | (1) | (2) |  |  |  | (5) | (5) |  |  |  |  |
Pension and postretirement benefits | Prior to Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  | (592) |  | (604) |  | (591) | (604) |  | (604) |  |  |
Total stockholder's equity at end of period |  |  |  |  | (592) |  |  |  |  | (591) |  | (604) |
Pension and postretirement benefits | Effect of Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  | 0 |  | 0 |  | 0 | 0 |  | 0 |  |  |
Total stockholder's equity at end of period |  |  |  |  | 0 |  |  |  |  | 0 |  | 0 |
Cumulative impact of changes in discount rates used to measure long duration contracts |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  | (181) | (858) |  | (4,000) |  | (41) | (4,000) |  | (4,000) |  |  |
Other comprehensive income (loss) before reclassifications |  | 818 | 994 |  |  |  | 678 | 4,136 |  |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) net of tax |  | 0 | 0 |  |  |  | 0 | 0 |  |  |  |  |
Other comprehensive income (loss) after tax (expense) benefit |  | 818 | 994 |  |  |  | 678 | 4,136 |  |  |  |  |
Total stockholder's equity at end of period |  | 637 | 136 |  | (858) |  | 637 | 136 |  | (41) |  | (4,000) |
Income tax effects allocated directly to equity, cumulative effect of change in accounting principle |  |  |  |  | 228 |  |  |  |  | 11 |  | 1,063 |
Reclassification from AOCI, tax |  | 0 | 0 |  |  |  | 0 | 0 |  |  |  |  |
Tax (expense) benefit on other comprehensive income (loss) |  | (217) | (265) |  |  |  | (180) | (1,100) |  |  |  |  |
Cumulative impact of changes in discount rates used to measure long duration contracts | Prior to Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  | 0 |  | 0 |  | 0 | 0 |  | 0 |  |  |
Total stockholder's equity at end of period |  |  |  |  | 0 |  |  |  |  | 0 |  | 0 |
Cumulative impact of changes in discount rates used to measure long duration contracts | Effect of Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  | (858) |  | (4,000) |  | (41) | (4,000) |  | (4,000) |  |  |
Total stockholder's equity at end of period |  |  |  |  | (858) |  |  |  |  | (41) |  | (4,000) |
Cumulative foreign currency translation adjustment |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  | (170) | (195) |  | (113) |  | (221) | (113) |  | (113) |  |  |
Other comprehensive income (loss) before reclassifications |  | (55) | (103) |  |  |  | (4) | (185) |  |  |  |  |
Amounts reclassified from accumulated other comprehensive income (loss) net of tax |  | 0 | 0 |  |  |  | 0 | 0 |  |  |  |  |
Other comprehensive income (loss) after tax (expense) benefit |  | (55) | (103) |  |  |  | (4) | (185) |  |  |  |  |
Total stockholder's equity at end of period |  | (225) | (298) |  | (195) |  | (225) | (298) |  | (221) |  | (113) |
Income tax effects allocated directly to equity, cumulative effect of change in accounting principle |  |  |  |  | 0 |  |  |  |  | 0 |  | 0 |
Reclassification from AOCI, tax |  | 0 | 0 |  |  |  | 0 | 0 |  |  |  |  |
Tax (expense) benefit on other comprehensive income (loss) |  | $ 0 | 0 |  |  |  | 0 | 0 |  |  |  |  |
Cumulative foreign currency translation adjustment | Prior to Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  | (195) |  | (113) |  | (221) | (113) |  | (113) |  |  |
Total stockholder's equity at end of period |  |  |  |  | (195) |  |  |  |  | (221) |  | (113) |
Cumulative foreign currency translation adjustment | Effect of Adoption |  |  |  |  |  |  |  |  |  |  |  |  |
AOCI Attributable to Parent, Net of Tax [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |
Total stockholder's equity at beginning of period |  |  | $ 0 |  | 0 |  | $ 0 | $ 0 |  | 0 |  |  |
Total stockholder's equity at end of period |  |  |  |  | $ 0 |  |  |  |  | $ 0 |  | $ 0 |
[1] | As of January 1, 2023, the Company adopted ASU 2018-12 using the modified retrospective method applied as of the transition date of January 1, 2021. Prior period amounts in the financial statements have been adjusted to reflect application of the new guidance. See Note A to the Condensed Consolidated Financial Statements for additional information.
[2] | As of January 1, 2023, the Company adopted ASU 2018-12 using the modified retrospective method applied as of the transition date of January 1, 2021. Prior period amounts in the financial statements have been adjusted to reflect application of the new guidance. See Note A to the Condensed Consolidated Financial Statements for additional information.

X
- 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_AOCIAttributableToParentNetOfTaxRollForward
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of cumulative tax effect on beginning retained earnings from change in accounting principle. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 6.I.7) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479360/740-10-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 11 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482659/740-20-45-11 + Details
Name: | us-gaap_IncomeTaxEffectsAllocatedDirectlyToEquityCumulativeEffectOfChangeInAccountingPrinciple
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-14A Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 55 -Paragraph 15 -SubTopic 10 -Topic 220 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482739/220-10-55-15 + Details
Name: | us-gaap_OciBeforeReclassificationsNetOfTaxAttributableToParent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount after tax of other comprehensive income (loss) attributable to parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 19 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481231/810-10-45-19 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 20 -SubTopic 10 -Topic 810 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481231/810-10-45-20 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1A -Subparagraph (c)(3) -SubTopic 10 -Topic 810 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481203/810-10-50-1A Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-1B Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-1A + Details
Name: | us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 810 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 19 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481231/810-10-45-19 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 20 -SubTopic 10 -Topic 810 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481231/810-10-45-20 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1A -Subparagraph (c)(3) -SubTopic 10 -Topic 810 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481203/810-10-50-1A + Details
Name: | us-gaap_OtherComprehensiveIncomeLossTaxPortionAttributableToParent1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-14A Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 55 -Paragraph 15 -SubTopic 10 -Topic 220 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482739/220-10-55-15 + Details
Name: | us-gaap_ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of tax expense (benefit) of reclassification adjustment from accumulated other comprehensive income (loss). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 12 -SubTopic 10 -Topic 220 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-12 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482765/220-10-50-4 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(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 220 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 17A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482790/220-10-45-17A + Details
Name: | us-gaap_ReclassificationFromAociCurrentPeriodTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of equity (deficit) attributable to parent. Excludes temporary equity and equity attributable to noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 852 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481372/852-10-55-10 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 946 -SubTopic 830 -Name Accounting Standards Codification -Section 55 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480167/946-830-55-12 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-04(19)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479617/946-210-S99-1 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SX 210.6-05(4)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479617/946-210-S99-2 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09(4)(b)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-3 Reference 6: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09(6)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-3 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.6-09(7)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483575/946-220-S99-3 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(g)(1)(ii)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 323 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481687/323-10-50-3 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 825 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 28 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-28 Reference 11: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 12: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(31)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 13: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(30)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 14: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 310 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 4.E) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480418/310-10-S99-2 + Details
Name: | us-gaap_StockholdersEquity
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | srt_RestatementAxis=srt_ScenarioPreviouslyReportedMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RestatementAxis=srt_RevisionOfPriorPeriodAccountingStandardsUpdateAdjustmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AccumulatedOtherComprehensiveIncomeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_InvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_OtherInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AccumulatedDefinedBenefitPlansAdjustmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AociLiabilityForFuturePolicyBenefitParentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementEquityComponentsAxis=us-gaap_AccumulatedTranslationAdjustmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |