CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Comprehensive income (loss)
Net Income (Loss), Including Portion Attributable to Noncontrolling Interest	$ 181	$ 204	$ 469	$ 416
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	138	29	149	18
Net unrealized investment gains (losses)	(454)	(632)	(371)	(1,027)
Effect of updating discount rates on future policy benefits	831	705	1,121	1,355
Change in instrument-specific credit risk for market risk benefits	(3)	3	1	3
Defined benefit pension and postretirement plan adjustments	2	0	3	0
Total other comprehensive income (loss), net of tax	514	105	903	349
Total comprehensive income	695	309	1,372	765
Comprehensive income attributable to noncontrolling interest	1	1	3	3
Total comprehensive income attributable to RGA, Inc.	$ 694	$ 308	$ 1,369	$ 762