| Document And Entity Information | 6 Months Ended |
| Jan. 31, 2024 shares |
| Document Information Line Items | |
| Entity Registrant Name | AMERI METRO, INC. |
| Document Type | 10-Q |
| Current Fiscal Year End Date | --07-31 |
| Amendment Flag | false |
| Entity Central Index Key | 0001534155 |
| Entity Current Reporting Status | No |
| Entity Filer Category | Non-accelerated Filer |
| Document Period End Date | Jan. 31, 2024 |
| Document Fiscal Year Focus | 2024 |
| Document Fiscal Period Focus | Q2 |
| Entity Small Business | true |
| Entity Emerging Growth Company | false |
| Entity Shell Company | false |
| Document Quarterly Report | true |
| Document Transition Report | false |
| Entity File Number | 000-54546 |
| Entity Incorporation, State or Country Code | DE |
| Entity Tax Identification Number | 45-1877342 |
| Entity Address, Address Line One | 2575 Eastern Blvd |
| Entity Address, Address Line Two | Suite 102 |
| Entity Address, City or Town | York |
| Entity Address, State or Province | PA |
| Entity Address, Postal Zip Code | 17402 |
| City Area Code | (717) |
| Local Phone Number | 434-0668 |
| Entity Interactive Data Current | No |
| Preferred Stock | |
| Document Information Line Items | |
| Entity Common Stock, Shares Outstanding | 1,800,000 |
| Class A Common Stock | |
| Document Information Line Items | |
| Entity Common Stock, Shares Outstanding | 3,284,000 |
| Class B Common Stock | |
| Document Information Line Items | |
| Entity Common Stock, Shares Outstanding | 4,692,037,844 |
| Class C Common Stock | |
| Document Information Line Items | |
| Entity Common Stock, Shares Outstanding | 191,051,230 |
| Class D Common Stock | |
| Document Information Line Items | |
| Entity Common Stock, Shares Outstanding | 114,000,000 |
