Consolidated Balance Sheets (Unaudited) (Parenthetical) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018
Assets
Amortized cost of fixed maturity securities available-for-sale	$ 291,229	$ 286,816
Contractholder-directed equity securities and fair value option securities relating to variable interest entities	13,000	12,616
Mortgage loans valuation allowances	357	342
Mortgage Loans on Real Estate, Commercial and Consumer, Net	77,997	75,752
Real Estate held-for-sale	22	0
Other Invested Assets - Leveraged and Direct Financing Leases	2,440	2,300
Other invested assets relating to variable interest entities	20,036	18,190
Cash and cash equivalents relating to variable interest entities	18,435	15,821
Premiums, reinsurance and other receivables relating to variable interest entities	20,425	19,644
Other assets relating to variable interest entities	10,029	8,408
Liabilities
Long-term debt, at estimated fair value, relating to variable interest entities	13,346	12,829
Other liabilities relating to variable interest entities	$ 24,548	$ 22,964
MetLife, Inc.’s stockholders’ equity:
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, aggregate liquidation preference	$ 3,405	$ 3,405
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	3,000,000,000	3,000,000,000
Common stock, shares issued	1,176,087,431	1,171,824,242
Common stock, shares outstanding	935,921,796	958,613,542
Treasury stock, shares	240,165,635	213,210,700
Residential mortgage loans - FVO
Assets
Mortgage Loans on Real Estate, Commercial and Consumer, Net	$ 262	$ 299
Variable interest entities
Assets
Contractholder-directed equity securities and fair value option securities relating to variable interest entities	3	4
Other invested assets relating to variable interest entities	237	141
Cash and cash equivalents relating to variable interest entities	11	52
Premiums, reinsurance and other receivables relating to variable interest entities	4	3
Other assets relating to variable interest entities	2	2
Liabilities
Long-term debt, at estimated fair value, relating to variable interest entities	5	5
Other liabilities relating to variable interest entities	$ 1	$ 1