Consolidated Statement of Comprehensive Income (Unaudited) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Wells Fargo net income	$ 653	$ 5,860
Debt securities:
Net unrealized gains (losses) arising during the period	(110)	2,831
Reclassification of net gains to net income	(172)	(81)
Derivative and hedging activities:
Net unrealized gains (losses) arising during the period	124	(35)
Reclassification of net losses to net income	58	79
Defined benefit plans adjustments:
Net actuarial and prior service gains (losses) arising during the period	3	(4)
Amortization of net actuarial loss, settlements and other to net income	36	35
Foreign currency translation adjustments:
Net unrealized gains (losses) arising during the period	(194)	42
Other comprehensive income (loss), before tax	(255)	2,867
Income tax benefit (expense) related to other comprehensive income	1	(694)
Other comprehensive income (loss), net of tax	(254)	2,173
Total comprehensive income	251	8,140
Total Wells Fargo stockholders' equity [Member]
Foreign currency translation adjustments:
Other comprehensive income (loss), net of tax	(253)	2,173
Total comprehensive income	400	8,033
Noncontrolling Interest [Member]
Foreign currency translation adjustments:
Other comprehensive income (loss), net of tax	(1)	0
Total comprehensive income	$ (149)	$ 107