Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenues
Net earned premiums	$ 95	$ 89	$ 261	$ 385
Net investment income	100	67	270	191
Asset management fees	0	16	53	71
Net realized investment gains (losses)	(9)	(14)	(20)	(39)
Fair value gains (losses) on credit derivatives	9	(48)	115	(42)
Fair value gains (losses) on committed capital securities	(20)	1	(35)	12
Fair value gains (losses) on financial guaranty variable interest entities	6	11	(2)	27
Fair value gains (losses) on consolidated investment vehicles	(4)	8	60	25
Foreign exchange gains (losses) on remeasurement	(39)	(80)	9	(181)
Fair value gains (losses) on trading securities	4	(8)	42	(30)
Gain on sale of asset management subsidiaries	255	0	255	0
Other income (loss)	6	(1)	38	12
Total revenues	403	41	1,046	431
Expenses
Loss and loss adjustment expenses (benefit)	100	(75)	159	(29)
Interest expense	24	20	67	60
Amortization of deferred acquisition costs	4	4	10	11
Employee compensation and benefit expenses	47	57	199	189
Other operating expenses	44	37	170	120
Total expenses	219	43	605	351
Income (loss) before income taxes and equity in earnings (losses) of investees	184	(2)	441	80
Equity in Earnings (Losses) of Investees	18	(20)	25	(31)
Income (loss) before income taxes	202	(22)	466	49
Less: Provision (benefit) for income taxes	43	(27)	84	(6)
Net income (loss)	159	5	382	55
Less: Noncontrolling interests	2	(6)	19	25
Net income (loss) attributable to Assured Guaranty Ltd.	$ 157	$ 11	$ 363	$ 30
Earnings per share:
Basic (in dollars per share)	$ 2.65	$ 0.18	$ 6.11	$ 0.47
Diluted (in dollars per share)	$ 2.60	$ 0.18	$ 5.99	$ 0.46