Cover page. Entities [Table] Entities [Table] Class of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Common Stock, par value $1-2/3 Common Stock [Member] 7.5% Non-Cumulative Perpetual Convertible Class A Preferred Stock, Series L 7.5% Non-Cumulative Perpetual Convertible Class A Preferred Stock, Series L [Member] 7.5% Non-Cumulative Perpetual Convertible Class A Preferred Stock, Series L [Member] Depositary Shares, each representing a 1/1000th interest in a share of Non-Cumulative Perpetual Class A Preferred Stock, Series N Non-Cumulative Perpetual Class A Preferred Stock, Series N [Member] Non-Cumulative Perpetual Class A Preferred Stock, Series N [Member] Depositary Shares, each representing a 1/1000th interest in a share of Non-Cumulative Perpetual Class A Preferred Stock, Series O Non-Cumulative Perpetual Class A Preferred Stock, Series O [Member] Non-Cumulative Perpetual Class A Preferred Stock, Series O [Member] Depositary Shares, each representing a 1/1000th interest in a share of Non-Cumulative Perpetual Class A Preferred Stock, Series P Non-Cumulative Perpetual Class A Preferred Stock, Series P [Member] Non-Cumulative Perpetual Class A Preferred Stock, Series P [Member] Dep Shr, 1/1000th int. per shr of 5.85% Fix-to-Float Non-Cum. Perpetual Class A Pref. Stock, Ser. Q Fixed to Floating Rate 5.85 Non-Cumulative Perpetual Class A PFD Stock Series Q [Member] 5.85% Fixed-to-Floating Rate Non-Cumulative Perpetual Class A PFD Stock, Series Q [Member] Dep Shr, 1/1000th int. per shr of 6.625% Fix-to-Float Non-Cum. Perpetual Class A Pref. Stock, Ser. R Fixed to Floating Rate 6.625 NonCumulative Perpetual Class A PFD Stock Series R [Member] 6.625% Fixed-to-Floating Rate Non-Cumulative Perpetual Class A Preferred Stock, Series R [Member] Depositary Shares, each representing a 1/1000th interest in a share of Non-Cumulative Perpetual Class A Preferred Stock, Series T Non-Cumulative Perpetual Class A Preferred Stock, Series T [Member] Non-Cumulative Perpetual Class A Preferred Stock, Series T [Member] Depositary Shares, each representing a 1/1000th interest in a share of Non-Cumulative Perpetual Class A Preferred Stock, Series V Non-Cumulative Perpetual Class A Preferred Stock, Series V [Member] Non-Cumulative Perpetual Class A Preferred Stock, Series V [Member] Depositary Shares, each representing a 1/1000th interest in a share of Non-Cumulative Perpetual Class A Preferred Stock, Series W Non-Cumulative Perpetual Class A Preferred Stock, Series W [Member] Non-Cumulative Perpetual Class A Preferred Stock, Series W [Member] Depositary Shares, each representing a 1/1000th interest in a share of Non-Cumulative Perpetual Class A Preferred Stock, Series X Non-Cumulative Perpetual Class A Preferred Stock, Series X [Member] Non-Cumulative Perpetual Class A Preferred Stock, Series X [Member] Depositary Shares, each representing a 1/1000th interest in a share of Non-Cumulative Perpetual Class A Preferred Stock, Series Y Non-Cumulative Perpetual Class A Preferred Stock, Series Y [Member] Non-Cumulative Perpetual Class A Preferred Stock, Series Y [Member] Guarantee of 5.80% Fixed-to-Floating Rate Normal Wachovia Income Trust Securities of Wachovia Capital Trust III Guarantee of 5.80% Fixed-to-Floating Rate Normal Wachovia Income Trust Securities of Wachovia Capital Trust III [Member] Guarantee of 5.80% Fixed-to-Floating Rate Normal Wachovia Income Trust Securities of Wachovia Capital Trust III [Member] Guarantee of Medium-Term Notes, Series A, due October 30, 2028 of Wells Fargo Finance LLC Guarantee of Medium-Term Notes, Series A, due October 30, 2028 of Wells Fargo Finance LLC [Member] Guarantee of Medium-Term Notes, Series A, due October 30, 2028 of Wells Fargo Finance LLC [Member] Entity Information [Line Items] Entity Information [Line Items] Document Type Document Type Document Period End Date Document Period End Date Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Amendment Flag Amendment Flag Entity Incorporation, State or Country Code Entity Incorporation, State or Country Code Entity File Number Entity File Number Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address, Address Line One Entity Address, City or Town Entity Address, City or Town Entity Address, State or Province Entity Address, State or Province Entity Address, Postal Zip Code Entity Address, Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Written Communications Written Communications Soliciting Material Soliciting Material Pre-commencement Tender Offer Pre-commencement Tender Offer Pre-commencement Issuer Tender Offer Pre-commencement Issuer Tender Offer Title of 12(b) Security Title of 12(b) Security Trading Symbol Trading Symbol Security Exchange Name Security Exchange Name Entity Emerging Growth Company Entity Emerging Growth Company