| Document and Entity Information | Oct. 02, 2023 |
| Document And Entity Information [Line Items] | |
| Amendment Flag | false |
| Entity Central Index Key | 0001901799 |
| Document Type | 8-K |
| Document Period End Date | Oct. 02, 2023 |
| Entity Registrant Name | Bitcoin Depot Inc. |
| Entity Incorporation State Country Code | DE |
| Entity File Number | 001-41305 |
| Entity Tax Identification Number | 87-3219029 |
| Entity Address, Address Line One | 3343 Peachtree Road NE |
| Entity Address, Address Line Two | Suite 750 |
| Entity Address, City or Town | Atlanta |
| Entity Address, State or Province | GA |
| Entity Address, Postal Zip Code | 30326 |
| City Area Code | (678) |
| Local Phone Number | 435-9604 |
| Written Communications | false |
| Soliciting Material | false |
| Pre Commencement Tender Offer | false |
| Pre Commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Common Stock [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | Class A Common Stock, par value $0.0001 per share |
| Trading Symbol | BTM |
| Security Exchange Name | NASDAQ |
| Warrant [Member] | |
| Document And Entity Information [Line Items] | |
| Security 12b Title | Warrants, each whole warrant exercisable for one share of Class A Common Stock at an exercise price of $11.50 per share |
| Trading Symbol | BTMWW |
| Security Exchange Name | NASDAQ |
