CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Comprehensive income (loss)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ 204	$ 207	$ 416	$ 460
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	29	120	18	142
Net unrealized investment gains (losses)	(632)	(486)	(1,027)	617
Effect of updating discount rates on future policy benefits	705	426	1,355	(295)
Change in instrument-specific credit risk for market risk benefits	3	(1)	3	0
Defined benefit pension and postretirement plan adjustments	0	4	0	9
Total other comprehensive income (loss), net of tax	105	63	349	473
Total comprehensive income	309	270	765	933
Comprehensive income attributable to noncontrolling interest	1	2	3	3
Total comprehensive income attributable to RGA, Inc.	$ 308	$ 268	$ 762	$ 930