Consolidated Statement of Income (Unaudited) - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Interest income
Trading assets	$ 483	$ 407	$ 928	$ 781
Investment securities	2,181	2,112	4,325	4,222
Mortgages held for sale	209	195	386	365
Loans held for sale	5	1	10	3
Loans	9,098	8,852	18,036	17,598
Other interest income	250	226	504	436
Total interest income	12,226	11,793	24,189	23,405
Interest expense
Deposits	232	275	490	554
Short-term borrowings	21	14	39	26
Long-term debt	620	620	1,224	1,239
Other interest expense	83	93	180	180
Total interest expense	956	1,002	1,933	1,999
Net interest income	11,270	10,791	22,256	21,406
Provision for credit losses	300	217	908	542
Net interest income after provision for credit losses	10,970	10,574	21,348	20,864
Noninterest income
Service charges on deposit accounts	1,289	1,283	2,504	2,498
Trust and investment fees	3,710	3,609	7,387	7,021
Card fees	930	847	1,801	1,631
Other fees	1,107	1,088	2,185	2,135
Mortgage banking	1,705	1,723	3,252	3,233
Insurance	461	453	891	885
Net gains from trading activities	133	382	541	814
Net gains on debt securities	181	71	459	154
Net gains from equity investments	517	449	887	1,296
Lease income	155	129	287	262
Other	(140)	241	146	356
Total noninterest income	10,048	10,275	20,340	20,285
Noninterest expense
Salaries	3,936	3,795	7,787	7,523
Commission and incentive compensation	2,606	2,445	5,291	4,861
Employee benefits	1,106	1,170	2,583	2,542
Equipment	470	445	964	935
Net occupancy	710	722	1,433	1,464
Core deposit and other intangibles	312	349	624	690
FDIC and other deposit assessments	222	225	470	468
Other	3,107	3,043	5,824	5,659
Total noninterest expense	12,469	12,194	24,976	24,142
Income before income tax expense	8,549	8,655	16,712	17,007
Income tax expense	2,763	2,869	5,042	5,146
Net income before noncontrolling interests	5,786	5,786	11,670	11,861
Less: Net income from noncontrolling interests	67	60	147	242
Wells Fargo net income	5,719	5,726	11,523	11,619
Less: Preferred stock dividends and other	356	302	699	588
Wells Fargo net income applicable to common stock	$ 5,363	$ 5,424	$ 10,824	$ 11,031
Per share information
Earnings per common share (in dollars per share)	$ 1.04	$ 1.02	$ 2.10	$ 2.09
Diluted earnings per common share (in dollars per share)	1.03	1.01	2.07	2.06
Dividends declared per common share (in dollars per share)	$ 0.375	$ 0.35	$ 0.725	$ 0.65
Average common shares outstanding (in shares)	5,151.9	5,268.4	5,156.1	5,265.6
Diluted average common shares outstanding (in shares)	5,220.5	5,350.8	5,233.2	5,353.2