XML 109 R63.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Investments (Net Realized Gains (Losses) And Losses Included In Net Realized Gains (Losses) And Other Comprehensive Income) (Detail) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Gain (Loss) on Securities [Line Items]                      
Other-than-temporary impairment (OTTI) losses gross                 $ (90) $ (52) $ (46)
OTTI on Fixed Maturities                 (58) (49) (45)
Foreign exchange gains( losses)                 7 131 36
Fair Value adjustment on insurance derivative                 (4) (248) 364
Derivative, Gain (Loss) on Derivative, Net                 (585) (330) 87
Net Realized Gains Losses $ (55) $ (155) $ (223) $ (97) $ (687) $ 19 $ 18 $ (2) (530) (652) 84
Unrealized Gain (Loss) on Investments                 3,088 (1,699) 392
Other Comprehensive Income (Loss), Securities, Available-for-sale, Tax                 (647) 297 (241)
Other derivative instruments                      
Gain (Loss) on Securities [Line Items]                      
Derivative, Gain (Loss) on Derivative, Net                 (8) (3) (5)
Investment and embedded derivative instruments                      
Gain (Loss) on Securities [Line Items]                      
Derivative, Gain (Loss) on Derivative, Net                 (435) (75) (11)
S&P Options and Futures                      
Gain (Loss) on Securities [Line Items]                      
Derivative, Gain (Loss) on Derivative, Net                 (138) (4) (261)
Equity Securities [Member]                      
Gain (Loss) on Securities [Line Items]                      
Other-than-temporary impairment (OTTI) losses gross                     (10)
Equity Securities - Gross Realized Gains Excluding OTTI                     28
Equity Securities - Gross realized losses excluding OTTI                     (2)
Equity Securities, FV-NI, Realized Gain (Loss)                 104 (59)  
Total net realized gains (losses) (includes $(302), $(15), and $(119) reclassified from AOCI) [1]                     16
Unrealized Gain (Loss) on Investments                 0 0 88
Fixed maturities held to maturity                      
Gain (Loss) on Securities [Line Items]                      
Unrealized Gain (Loss) on Investments                 (31) (38) 18
Other Investments [Member]                      
Gain (Loss) on Securities [Line Items]                      
Other-than-temporary impairment (OTTI) losses gross                 0 0 (12)
Realized Investment Gains (Losses)                 (20) (5) 0
Available-for-sale Securities [Member]                      
Gain (Loss) on Securities [Line Items]                      
Unrealized Gain (Loss) on Investments                 3,769 (1,958) 519
Debt Securities [Member]                      
Gain (Loss) on Securities [Line Items]                      
Other-than-temporary impairment (OTTI) losses gross                 (90) (52) (24)
OTTI on fixed maturities recognized in OCI (pre-tax)                 32 3 1
OTTI on Fixed Maturities                 (58) (49) (23)
Fixed Maturities [Member]                      
Gain (Loss) on Securities [Line Items]                      
Debt Securities, Available-for-sale, Realized Gain (Loss), Excluding Other-than-temporary Impairment                 203 334 149
Debt Securities, Available-for-sale, Realized Loss, Excluding Other-than-temporary Impairment                 (176) (587) (157)
Debt Securities, Available-for-sale, Realized Gain (Loss)                 (31) (302) (31)
Other [Member]                      
Gain (Loss) on Securities [Line Items]                      
Gain (Loss) on Sale of Other Investments                 (5) (87) (12)
Unrealized Gain (Loss) on Investments                 (3) 0 $ 8
Accounting Standards Update 2016-01 [Member] | Equity Securities [Member]                      
Gain (Loss) on Securities [Line Items]                      
Equity Securities, FV-NI, Realized Gain (Loss)                 104 (59)  
Unrealized Gain (Loss) on Investments                 46 (129)  
Gain (Loss) on Sale of Investments                 58 70  
Accounting Standards Update 2016-01 [Member] | Other Investments [Member]                      
Gain (Loss) on Securities [Line Items]                      
Realized Investment Gains (Losses)                 (20) (5)  
Unrealized Gain (Loss) on Investments                 (15) (126)  
Gain (Loss) on Sale of Investments                 (5) 121  
Accounting Standards Update 2016-01 [Member] | Equity securities and other investments [Member]                      
Gain (Loss) on Securities [Line Items]                      
Realized Investment Gains (Losses)                 84 (64)  
Unrealized Gain (Loss) on Investments                 31 (255)  
Gain (Loss) on Sale of Investments                 $ 53 $ 191  
[1]
2017 included gross realized gains of $28 million and gross realized losses of $2 million on sales, and OTTI of $10 million.