Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2019	Dec. 31, 2018
Investment portfolio:
Fixed-maturity securities, available-for-sale, at fair value (amortized cost of $8,371 and $9,884)	$ 8,854	$ 10,089
Short-term investments, at fair value	1,268	729
Other invested assets (includes $6 and $7 measured at fair value)	118	55
Total investment portfolio	10,240	10,873
Cash	169	104
Premiums receivable, net of commissions payable	1,286	904
Deferred acquisition costs	111	105
Salvage and subrogation recoverable	747	490
Financial guaranty variable interest entities’ assets, at fair value	442	569
Assets of consolidated investment vehicles (includes $558 measured at fair value)	572	0
Goodwill and other intangible assets	216	24
Other assets (includes $135 and $139 measured at fair value)	543	534
Total assets	14,326	13,603
Liabilities and shareholders’ equity
Unearned premium reserve	3,736	3,512
Loss and loss adjustment expense reserve	1,050	1,177
Long-term debt	1,235	1,233
Credit derivative liabilities, at fair value	191	209
Financial guaranty variable interest entities’ liabilities with recourse, at fair value	367	517
Financial guaranty variable interest entities’ liabilities without recourse, at fair value	102	102
Liabilities of consolidated investment vehicles (includes $481 measured at fair value)	482	0
Other liabilities	511	298
Total liabilities	7,674	7,048
Commitments and contingencies (see Note 20)
Redeemable noncontrolling interests in consolidated investment vehicles	7	0
Common stock ($0.01 par value, 500,000,000 shares authorized; 93,274,987 and 103,672,592 shares issued and outstanding)	1	1
Additional paid-in capital	0	86
Retained earnings	6,295	6,374
Accumulated other comprehensive income, net of tax of $71 and $38	342	93
Deferred equity compensation	1	1
Total shareholders’ equity attributable to Assured Guaranty Ltd.	6,639	6,555
Nonredeemable noncontrolling interests	6	0
Total shareholders’ equity	6,645	6,555
Total liabilities, redeemable noncontrolling interests and shareholders’ equity	$ 14,326	$ 13,603