v3.26.1
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Millions
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Dec. 31, 2025
Statement of Cash Flows [Abstract]          
Net cash flows provided by (used in) operating activities     $ 230 $ 165  
Fixed-maturity securities, available-for-sale:          
Purchases     (826) (754)  
Sales $ 492 $ 211 585 427  
Maturities and paydowns     314 424  
Short-term investments with original maturities of over three months:          
Purchases     0 (3)  
Sales     1 0  
Maturities and paydowns     2 0  
Net sales (purchases) of short-term investments with original maturities of less than three months     115 291  
Sales of fixed-maturity securities, trading     0 8  
Maturities and paydowns of fixed-maturity securities, trading     6 5  
Paydowns of financial guaranty variable interest entities’ assets     10 10  
Purchases of and contributions to other invested assets     (153) (73)  
Sales of and return of capital from other invested assets     57 23  
Assured Life Reinsurance, Ltd. acquisition, net of cash acquired (see Note 2)     (145) 0  
Other     (1) (7)  
Net cash flows provided by (used in) investing activities     (35) 351  
Cash flows from financing activities:          
Dividends paid     (36) (36)  
Repurchases of common shares     (120) (251)  
Net paydowns of financial guaranty variable interest entities’ liabilities     (8) (8)  
Payments related to tax withholding for share-based compensation     (20) (34)  
Other     1 2  
Distributions to noncontrolling interest from consolidated investment vehicles     (97) 0  
Net cash flows provided by (used in) financing activities     (280) (327)  
Effect of foreign exchange rate changes     (3) 8  
Increase (decrease) in cash and cash equivalents and restricted cash     (88) 197  
Cash and cash equivalents and restricted cash at beginning of period     419 128 $ 128
Cash and cash equivalents and restricted cash at end of period 331 325 331 325 419
Supplemental disclosure of non-cash activities:          
Receipt of fixed-maturity securities, available-for-sale     0 7  
Reconciliation of cash and cash equivalents and restricted cash to the condensed consolidated balance sheets:          
Cash 310 301 310 301 388
Cash and cash equivalents of financial guaranty variable interest entities 20 23 20 23  
Restricted cash (included in other assets) 1 1 1 1  
Cash and cash equivalents and restricted cash at end of period $ 331 $ 325 $ 331 $ 325 $ 419