Consolidated Balance Sheet (Parenthetical) - USD ($) $ in Millions		Sep. 30, 2024	Dec. 31, 2023
Assets [Abstract]
Trading, at fair value		$ 120,677	$ 97,302
Available-for sale, at amortized cost, net of allowance for credit losses, including portfolio level basis adjustments		169,475	137,155
Available-for-sale, at fair value		166,004	130,448
Held-to-maturity, at fair value		211,716	227,316
Equity securities, carried at fair value		22,361	19,841
Equity securities		59,771	57,336
Total loans		909,711	936,682
Assets	[1]	1,922,125	1,932,468
Liabilities
Accrued expenses and other liabilities, carried at fair value		29,744	25,335
Long-term debt		182,015	207,588
Accrued expenses and other liabilities		82,169	71,210
Liabilities	[2]	1,737,114	1,745,025
Wells Fargo stockholders’ equity:
Preferred stock, aggregate liquidation preference		$ 19,376	$ 20,216
Common stock, par value (in dollars per share)		$ 1.6666	$ 1.6666
Common stock, shares authorized		9,000,000,000	9,000,000,000
Common stock, shares issued		5,481,811,474	5,481,811,474
Treasury stock, shares		2,136,319,281	1,882,948,892
Residential mortgage servicing rights [Member]
Assets [Abstract]
Mortgage servicing rights, carried at fair value		$ 6,544	$ 7,468
Fair value option election [Member]
Assets [Abstract]
Loans held for sale, carried at fair value		5,682	2,892
Liabilities
Interest-bearing deposits, carried at fair value		1,087	1,297
Short-term borrowings, carried at fair value		265	219
Long-term debt, carried at fair value		3,774	2,308
Pledged to counterparties that had the right to sell or repledge [Member]
Assets [Abstract]
Trading, at fair value		83,197	62,537
Available-for-sale, at fair value		1,491	5,055
Equity securities		10,272	2,683
Assets		95,459	70,770
Carrying value [Member]
Liabilities
Long-term debt		178,225	205,261
VIEs that we consolidate [Member] | Carrying value [Member]
Assets [Abstract]
Total loans		10,745	4,880
All other assets		542	435
Assets		11,300	5,300
Liabilities
Long-term debt		1,272	0
Accrued expenses and other liabilities		128	115
VIEs that we consolidate [Member] | Carrying value [Member] | Nonrecourse [Member]
Liabilities
Long-term debt		1,300	0
Accrued expenses and other liabilities		128	115
Liabilities		$ 1,400	$ 115

[1] Our consolidated assets at September 30, 2024, and December 31, 2023, include the following assets of certain variable interest entities (VIEs) that can only be used to settle the liabilities of those VIEs: Loans, $10.7 billion and $4.9 billion; all other assets, $542 million and $435 million; and Total assets, $11.3 billion and $5.3 billion, respectively.

[2] Our consolidated liabilities at September 30, 2024, and December 31, 2023, include the following VIE liabilities for which the VIE creditors do not have recourse to Wells Fargo: Long-term debt, $1.3 billion and $0; accrued expenses and other liabilities, $128 million and $115 million; and Total liabilities $1.4 billion and $115 million, respectively.