v3.26.1
Cover Entity Listings - NEW YORK STOCK EXCHANGE, INC. [Member]
Aug. 06, 2026
RGA [Member]  
Entity Information [Line Items]  
Title of 12(b) Security Common Stock, par value $0.01
Trading Symbol RGA
Security Exchange Name NYSE
RZC  
Entity Information [Line Items]  
Title of 12(b) Security 7.125% Fixed Rate Reset Subordinated Debentures due 2052
Trading Symbol RZC
Security Exchange Name NYSE