Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018		Jun. 30, 2017
Statement of Comprehensive Income [Abstract]
Net earnings		$ 832	$ 713	$ 1,550		$ 1,305
Other comprehensive income (loss) before income taxes:
Unrealized foreign currency translation gains (losses) during period		(493)	9	332		383
Unrealized gains (losses) on fixed maturity securities:
Unrealized holding gains (losses) on fixed maturity securities during period	[1]	(506)	1,075	(2,233)	[2]	549
Reclassification adjustment for realized (gains) losses on fixed maturity securities included in net earnings	[1]	28	1	26		17
Unrealized gains (losses) on derivatives during period		(2)	(2)	4		1
Pension liability adjustment during period		2	0	0		(2)
Total other comprehensive income (loss) before income taxes		(971)	1,083	(1,871)		948
Income tax expense (benefit) related to items of other comprehensive income (loss)		(138)	314	(469)	[2]	177
Other comprehensive income (loss), net of income taxes	[3]	(833)	769	(1,402)		771
Total comprehensive income (loss)		$ (1)	$ 1,482	$ 148		$ 2,076

[1] See Note 1 of the Notes to the Consolidated Financial Statements for the adoption of accounting guidance on January 1, 2018 related to financial instruments.

[2] Amounts have been corrected to exclude the cumulative effects of changes in accounting principles for financial instruments and the tax effects from tax reform as identified in the rollforward of Accumulated Other Comprehensive Income within the Consolidated Statements of Shareholder’s Equity.

[3] All amounts in the table above are net of tax.