Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Millions	Mar. 31, 2019	Dec. 31, 2018
Assets:
Cash and cash equivalents	$ 27,496	$ 25,557
Restricted cash (includes $19,216 and $17,849, respectively, related to consolidated trusts)	24,745	23,866
Federal funds sold and securities purchased under agreements to resell or similar arrangements	22,250	32,938
Investments in securities:
Trading, at fair value (includes $2,922 and $3,061, respectively, pledged as collateral)	40,899	41,867
Available-for-sale, at fair value	3,214	3,429
Total investments in securities	44,113	45,296
Mortgage loans:
Loans held for sale, at lower of cost or fair value	10,066	7,701
Loans held for investment, at amortized cost	3,262,931	3,255,897
Allowance for loan losses	(13,232)	(14,203)
Total loans held for investment, net of allowance	3,249,699	3,241,694
Total mortgage loans	3,259,765	3,249,395
Deferred tax assets, net	13,411	13,188
Accrued interest receivable, net (includes $8,390 and $7,928, respectively, related to consolidated trusts)	8,926	8,490
Acquired property, net	2,489	2,584
Other assets	17,839	17,004
Total assets	3,421,034	3,418,318
Liabilities:
Accrued interest payable (includes $9,221 and $9,133, respectively, related to consolidated trusts)	10,364	10,211
Other liabilities (includes $343 and $356, respectively, related to consolidated trusts)	10,299	9,947
Total liabilities	3,415,673	3,412,078
Commitments and contingencies (Note 14)	0	0
Fannie Mae stockholders’ equity (deficit):
Senior preferred stock, 1,000,000 shares issued and outstanding	120,836	120,836
Preferred stock, 700,000,000 shares are authorized—555,374,922 shares issued and outstanding	19,130	19,130
Common stock, no par value, no maximum authorization—1,308,762,703 shares issued and 1,158,087,567 shares outstanding	687	687
Accumulated deficit	(128,175)	(127,335)
Accumulated other comprehensive income	283	322
Treasury stock, at cost, 150,675,136 shares	(7,400)	(7,400)
Total stockholders’ equity (See Note 1: Senior Preferred Stock Purchase Agreement and Senior Preferred Stock for information on our dividend obligation to Treasury)	5,361	6,240
Total liabilities and equity	3,421,034	3,418,318
Fannie Mae [Member]
Mortgage loans:
Loans held for investment, at amortized cost	105,889	113,039
Liabilities:
Debt (includes $6,682 and $6,826, respectively, of debt of Fannie Mae at fair value and $23,050 and $23,753, respectively, of debt of consolidated trusts, at fair value)	221,238	232,074
Consolidated Trusts [Member]
Assets:
Restricted cash (includes $19,216 and $17,849, respectively, related to consolidated trusts)	19,216	17,849
Mortgage loans:
Loans held for investment, at amortized cost	3,157,042	3,142,858
Accrued interest receivable, net (includes $8,390 and $7,928, respectively, related to consolidated trusts)	8,390	7,928
Liabilities:
Accrued interest payable (includes $9,221 and $9,133, respectively, related to consolidated trusts)	9,221	9,133
Debt (includes $6,682 and $6,826, respectively, of debt of Fannie Mae at fair value and $23,050 and $23,753, respectively, of debt of consolidated trusts, at fair value)	3,173,772	3,159,846
Other liabilities (includes $343 and $356, respectively, related to consolidated trusts)	$ 343	$ 356