Consolidated Balance Sheets - USD ($) $ in Millions	Dec. 31, 2018	Dec. 31, 2017
Assets
Cash and cash equivalents	$ 280	$ 146
Premiums receivable	296	369
Deferred income taxes, net	0	0
Total assets	8,076	9,095
Liabilities:
Long-term debt	2,249	2,121
Total liabilities	6,944	7,670
Commitments and contingencies (Refer to Note 20)
Equity:
Preferred stock, par value $1 per share; authorized shares--10,000,000; issued and outstanding--none	0	0
Common stock, par value $1 per share; authorized shares--400,000,000; issued shares-- 283,625,689 and 283,717,973	284	284
Additional paid-in capital	3,025	3,171
Retained earnings	966	1,095
Accumulated other comprehensive income (loss), net of tax of $8 and $16	(156)	(19)
Treasury stock, at cost-- 193,803,976 and 192,233,526 shares	(3,000)	(3,118)
Total shareholders' equity of MBIA Inc.	1,119	1,413
Preferred stock of subsidiary	13	12
Total equity	1,132	1,425
Total liabilities and equity	8,076	9,095
Non Variable Interest Entity [Member]
Assets
Fixed-maturity securities held as available-for-sale, at fair value (amortized cost $3,601 and $3,728)	3,565	3,712
Investments carried at fair value	222	200
Investments pledged as collateral, at fair value (amortized cost $46 and $147)	43	148
Short-term investments held as available-for-sale, at fair value (amortized cost $241 and $589)	241	589
Other investments (includes investments at fair value of $0 and $4)	1	6
Total investments	4,072	4,655
Cash and cash equivalents	222	122
Premiums receivable	296	369
Deferred acquisition costs	74	95
Insurance loss recoverable	1,564	511
Other assets	122	128
Liabilities:
Unearned premium revenue	587	752
Loss and loss adjustment expense reserves	934	979
Long-term debt	2,249	2,121
Medium-term notes (includes financial instruments carried at fair value of $102 and $115)	722	765
Investment agreements	311	337
Derivative liabilities	199	262
Other liabilities	198	165
Variable Interest Entity Primary Beneficiary [Member]
Assets
Investments carried at fair value	157	182
Other assets	31	33
Cash	58	24
Investments held-to-maturity, at amortized cost (fair value $925 and $916)	890	890
Loans receivable and other instruments at fair value	172	1,679
Loan repurchase commitments	418	407
Liabilities:
Variable interest entity notes (includes financial instruments carried at fair value of $480 and $1,069)	$ 1,744	$ 2,289