Cover
Cover | May 07, 2021 | Mar. 02, 2021 |
Cover [Abstract] | ||
Document Type | 8-K | |
Document Period End Date | May 7, 2021 | |
Entity Registrant Name | MUFG Americas Holdings Corporation | |
Entity Incorporation, State or Country Code | DE | |
Entity File Number | 001-15081 | |
Entity Tax Identification Number | 94-1234979 | |
Entity Address, Address Line One | 1251 Avenue of the Americas | |
Entity Address, City or Town | New York | |
Entity Address, State or Province | NY | |
Entity Address, Postal Zip Code | 10020 | |
City Area Code | (212) | |
Local Phone Number | 782-6800 | |
Written Communications | false | |
Soliciting Material | false | |
Pre-commencement Tender Offer | false | |
Pre-commencement Issuer Tender Offer | false | |
Title of 12(b) Security | None | |
Entity Emerging Growth Company | false | |
Entity Central Index Key | 0001011659 | |
Amendment Flag | false |