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Reinsurance and indemnification Reinsurance and indemnification - Additional Information (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2020 | Sep. 30, 2020 | Jun. 30, 2020 | Mar. 31, 2020 | Jan. 01, 2020 | Dec. 31, 2019
Reinsurance |  |  |  |  |  |
Reinsurance recoverables | $ (75) | $ (75) | $ (74) | $ (74) | $ (74) |
Property-Liability |  |  |  |  |  |
Reinsurance |  |  |  |  |  |
Reinsurance recoverables | (59) | (59) | (59) |  | (60) |
Allowance for credit loss | 0 | 1 |  |  |  |
Annuities, Life Insurance and Other |  |  |  |  |  |
Reinsurance |  |  |  |  |  |
Reinsurance recoverables | (16) | (16) | $ (15) |  | $ (14) |
Allowance for credit loss | (1) | (2) |  |  |  |
Scottish Re |  |  |  |  |  |
Reinsurance |  |  |  |  |  |
Reinsurance and indemnification recoverables, net | $ 62 | $ 62 |  |  |  | $ 70

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- Definition Amount of increase (decrease) in 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 http://asc.fasb.org/extlink&oid=121599337&loc=SL82919249-210447 + Details
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- Definition Amount, after valuation allowance, recoverable under reinsurance contracts including premium paid under reinsurance contracts. Examples include, but are not limited to, settled and unsettled claims, incurred but not reported losses, loss adjustment expense, premium paid, policy benefits and policy reserves. + 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)(6)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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 3: http://fasb.org/us-gaap/role/ref/legacyRef -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 + Details
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