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v3.22.0.1

Acquisitions and Sale of Businesses - Assets and liabilities disposed (Details) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended |
--- | --- | --- | ---
Jun. 30, 2021 | Dec. 31, 2020 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Cash and investments |  | $ 13,494 | $ 15,745 | $ 13,494 |  |
Recoverables from reinsurers |  | 3,288 | 3,519 | 3,288 |  |
Prepaid reinsurance premiums |  | 768 | 834 | 768 |  |
Agents’ balances and premiums receivable |  | 1,229 | 1,265 | 1,229 |  |
Other assets |  | 977 | 902 | 977 |  |
Total assets |  | 73,710 | 28,931 | 73,710 |  |
Unpaid losses and loss adjustment expenses |  | 10,392 | 11,074 | 10,392 | $ 10,232 | $ 9,741
Unearned premiums |  | 2,803 | 3,041 | 2,803 |  |
Payable to reinsurers |  | 807 | 920 | 807 |  |
Other liabilities |  | 1,584 | 1,700 | 1,584 |  |
Total liabilities |  | 66,921 | 23,919 | 66,921 |  |
Realized gains on subsidiaries |  |  | $ 4 | 23 | $ 0 |
Neon Capital Limited |  |  |  |  |  |
Disclosures by Disposal Groups, Including Discontinued Operations [Line Items] |  |  |  |  |  |
Sale proceeds, net of expenses |  |  |  | 3 |  |
Cash and investments |  | 453 |  | 453 |  |
Recoverables from reinsurers |  | 224 |  | 224 |  |
Prepaid reinsurance premiums |  | 8 |  | 8 |  |
Agents’ balances and premiums receivable |  | 42 |  | 42 |  |
Other assets |  | 60 |  | 60 |  |
Total assets |  | 787 |  | 787 |  |
Unpaid losses and loss adjustment expenses |  | 640 |  | 640 |  |
Unearned premiums |  | 49 |  | 49 |  |
Payable to reinsurers |  | 19 |  | 19 |  |
Other liabilities |  | 92 |  | 92 |  |
Total liabilities |  | 800 |  | 800 |  |
Reclassification from accumulated other comprehensive income |  |  |  | (7) |  |
Net liabilities of businesses sold |  | (20) |  | (20) |  |
Realized gains on subsidiaries | $ 4 | $ 23 |  | $ 23 |  |

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- Definition Amount, after valuation allowance, recoverable under reinsurance contracts. Examples include, but are not limited to, settled and unsettled claims, incurred but not reported losses, loss adjustment expense, policy benefits and policy reserves. Excludes premiums paid under reinsurance contracts. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 310 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=99404803&loc=d3e21412-158489 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 310 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=99404803&loc=d3e21409-158489 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=99397103&loc=d3e6824-158387 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 825 -Section 50 -Paragraph 1B -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123600520&loc=SL75241803-196195 + Details
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- Definition Carrying amount of premiums written on insurance contracts that have not been earned as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(13)(a)(2)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 + Details
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