Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2025	Dec. 31, 2024
Investments:
Fixed-maturity securities, available-for-sale, at fair value, net of allowance for credit loss of $45 and $60 (amortized cost of $6,774 and $6,827)	$ 6,415	$ 6,369
Fixed-maturity securities, trading, at fair value	137	147
Short-term investments, at fair value	1,158	1,221
Other invested assets (includes $3 and $4, at fair value)	960	926
Total investments	8,670	8,663
Cash	177	121
Premiums receivable, net of commissions payable	1,568	1,551
Deferred acquisition costs	181	176
Salvage and subrogation recoverable	389	396
Financial guaranty variable interest entities’ assets, at fair value	145	147
Assets of consolidated investment vehicles (includes $118 and $99, at fair value)	119	101
Other assets (includes $134 and $131, at fair value)	689	746
Total assets	11,938	11,901
Liabilities
Unearned premium reserve	3,671	3,719
Loss and loss adjustment expense reserve	294	268
Long-term debt	1,700	1,699
Financial guaranty variable interest entities’ liabilities, at fair value (with recourse $153 and $155, without recourse $10 and $9)	163	164
Other liabilities (includes $34 and $34, at fair value)	453	498
Total liabilities	6,281	6,348
Commitments and contingencies (Notes 3, 4, 7 and 11)
Shareholders’ equity
Common shares ($0.01 par value, 500,000,000 shares authorized; 49,553,438 and 50,505,320 shares issued and outstanding)	0	1
Retained earnings	5,903	5,878
Accumulated other comprehensive income (loss), net of tax of $(64) and $(75)	(314)	(385)
Deferred equity compensation	1	1
Total shareholders’ equity attributable to Assured Guaranty Ltd.	5,590	5,495
Nonredeemable noncontrolling interests (Note 8)	67	58
Total shareholders’ equity	5,657	5,553
Total liabilities and shareholders’ equity	$ 11,938	$ 11,901