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v3.19.1

Variable Annuity and Insurance Guarantees (Liability Rollforward) (Details) - USD ($) $ in Millions | 3 Months Ended
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Mar. 31, 2019 | Mar. 31, 2018
GMDB and GGU [Member] |  |  |
Changes in Additional Liabilities for Variable Annuity and Insurance Guarantees |  |  |
Balance, at the beginning of the period |  | $ 19 | $ 17
Incurred claims |  | 0 | 1
Paid claims |  | (2) | (1)
Balance, at the end of the period |  | 17 | 17
GMIB [Member] |  |  |
Changes in Additional Liabilities for Variable Annuity and Insurance Guarantees |  |  |
Balance, at the beginning of the period |  | 8 | 6
Incurred claims |  | (1) |
Balance, at the end of the period |  | 7 | 6
GMWB [Member] |  |  |
Changes in Additional Liabilities for Variable Annuity and Insurance Guarantees |  |  |
Balance, at the beginning of the period |  | 875 | 463
Incurred claims | [1] | (104) | (261)
Balance, at the end of the period |  | 771 | 202
GMAB [Member] |  |  |
Changes in Additional Liabilities for Variable Annuity and Insurance Guarantees |  |  |
Balance, at the beginning of the period |  | (19) | (80)
Incurred claims | [1] | (26) | 4
Balance, at the end of the period |  | (45) | (76)
UL [Member] |  |  |
Changes in Additional Liabilities for Variable Annuity and Insurance Guarantees |  |  |
Balance, at the beginning of the period |  | 659 | 489
Incurred claims |  | 34 | 26
Paid claims |  | (17) | (7)
Balance, at the end of the period |  | $ 676 | $ 508
[1] | The incurred claims for GMWB and GMAB include the change in the fair value of the liabilities (contra liabilities) less paid claims.

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- Definition Amount of expected guaranteed benefits in excess of the projected account balances for minimum guaranteed benefit contracts, as of the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 20 -Section 55 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6588021&loc=d3e7104-158389 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 80 -Section 50 -Paragraph 1 -Subparagraph (d)(3) -URI http://asc.fasb.org/extlink&oid=6484115&loc=d3e19393-158473 + Details
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- Definition Amount of guaranteed minimum benefit expense incurred for expected guaranteed minimum benefits in excess of projected account values. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 20 -Section 55 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6588021&loc=d3e7104-158389 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 80 -Section 50 -Paragraph 1 -Subparagraph (d)(4) -URI http://asc.fasb.org/extlink&oid=6484115&loc=d3e19393-158473 + Details
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- Definition Amount of cash outflow to policyholders and contract holders for guaranteed minimum benefit payments. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 17 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3367-108585 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 20 -Section 55 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=6588021&loc=d3e7104-158389 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 80 -Section 50 -Paragraph 1 -Subparagraph (d)(4) -URI http://asc.fasb.org/extlink&oid=6484115&loc=d3e19393-158473 + Details
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- 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
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