Condensed Consolidated Statements of Operations (unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Revenues
Net earned premiums	$ 107	$ 123	$ 331	$ 353
Net investment income	71	88	229	296
Asset management fees	17	0	60	0
Net realized investment gains (losses)	13	16	12	12
Net change in fair value of credit derivatives	(3)	5	20	(25)
Fair value gains (losses) on financial guaranty variable interest entities	0	4	(8)	42
Fair value gains (losses) on consolidated investment vehicles	18	0	37	0
Foreign exchange gains (losses) on remeasurement	40	(21)	(20)	(24)
Commutation gains (losses)	0	0	38	1
Other income (loss)	5	(9)	37	12
Total revenues	268	206	736	667
Expenses
Loss and loss adjustment expenses	73	30	130	75
Interest expense	21	22	64	67
Amortization of deferred acquisition costs	4	3	11	13
Employee compensation and benefit expenses	57	38	167	118
Other operating expenses	41	27	128	71
Total expenses	196	120	500	344
Income (loss) before income taxes and equity in net earnings of investees	72	86	236	323
Equity in net earnings of investees	7	0	3	3
Income (loss) before income taxes	79	86	239	326
Provision (benefit) for income taxes	(10)	17	20	61
Net income (loss)	89	69	219	265
Less: Noncontrolling interests	3	0	5	0
Net income (loss) attributable to Assured Guaranty Ltd.	$ 86	$ 69	$ 214	$ 265
Earnings per share:
Basic (in dollars per share)	$ 1.03	$ 0.71	$ 2.45	$ 2.63
Diluted (in dollars per share)	$ 1.02	$ 0.70	$ 2.43	$ 2.61