Condensed Consolidated Statements of Operations (unaudited) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues
Net earned premiums	$ 123	$ 142	$ 353	$ 423
Net investment income	88	99	296	297
Net realized investment gains (losses)	16	(7)	12	(14)
Net change in fair value of credit derivatives	5	21	(25)	103
Fair value gains (losses) on financial guaranty variable interest entities	4	5	42	11
Foreign exchange gain (loss) on remeasurement	(21)	(9)	(24)	(22)
Fair value gains (losses) on equity investments	0	32	0	29
Loss on extinguishment of debt	0	(9)	(1)	(26)
Other income (loss)	(9)	1	14	(13)
Total revenues	206	275	667	788
Expenses
Loss and loss adjustment expenses	30	17	75	43
Amortization of deferred acquisition costs	3	3	13	12
Interest expense	22	23	67	71
Other operating expenses	65	56	189	183
Total expenses	120	99	344	309
Income (loss) before income taxes and equity in net earnings of investees	86	176	323	479
Equity in net earnings of investees	0	(1)	3	0
Income (loss) before income taxes	86	175	326	479
Provision (benefit) for income taxes	17	14	61	46
Net income (loss) attributable to Assured Guaranty Ltd.	$ 69	$ 161	$ 265	$ 433
Earnings per share:
Basic (in dollars per share)	$ 0.71	$ 1.48	$ 2.63	$ 3.87
Diluted (in dollars per share)	$ 0.70	$ 1.47	$ 2.61	$ 3.83