| Document and Entity Information | Dec. 07, 2021 |
| Cover [Abstract] | |
| Document Type | 8-K |
| Document Period End Date | Dec. 7, 2021 |
| Entity Registrant Name | SVF INVESTMENT CORP. 2 |
| Entity Incorporation, State or Country Code | E9 |
| Entity File Number | 001-40174 |
| Entity Tax Identification Number | 98-1572382 |
| Entity Address, Address Line One | 1 Circle Star Way |
| Entity Address, City or Town | San Carlos |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94070 |
| City Area Code | 650 |
| Local Phone Number | 562 - 8100 |
| Entity Information, Former Legal or Registered Name | SVF Investment II Corp. |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Title of 12(b) Security | Class A Ordinary Share, $0.0001 par value |
| Trading Symbol | SVFB |
| Security Exchange Name | NASDAQ |
| Entity Emerging Growth Company | true |
| Entity Ex Transition Period | false |
| Amendment Flag | false |
| Entity Central Index Key | 0001837238 |
