| Cover | Dec. 08, 2022 |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Dec. 08, 2022 |
| Current Fiscal Year End Date | --12-31 |
| Entity File Number | 001-40967 |
| Entity Registrant Name | Arbor Rapha Capital Bioholdings Corp. I |
| Entity Central Index Key | 0001855886 |
| Entity Tax Identification Number | 82-2427174 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 333 Earle Ovington Blvd. Suite 900 |
| Entity Address, City or Town | Uniondale |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 11553 |
| City Area Code | 516 |
| Local Phone Number | 506-4200 |
| Written Communications | false |
| Soliciting Material | false |
| Pre-commencement Tender Offer | false |
| Pre-commencement Issuer Tender Offer | false |
| Entity Emerging Growth Company | true |
| Elected Not To Use the Extended Transition Period | false |
| Units, each consisting of one share of Class A common stock and one-third of one redeemable warrant | |
| Title of 12(b) Security | Units, each consisting of one share of Class A common stock and one-third of one redeemable warrant |
| Trading Symbol | ARCKU |
| Security Exchange Name | NASDAQ |
| Class A common stock | |
| Title of 12(b) Security | Class A common stock, par value $0.0001 per share |
| Trading Symbol | ARCK |
| Security Exchange Name | NASDAQ |
| Redeemable warrants, each whole warrant exercisable for one share of Class A common stock at an exercise price of $11.50 | |
| Title of 12(b) Security | Redeemable warrants, each whole warrant exercisable for one Class A common stock at an exercise price of $11.50 |
| Trading Symbol | ARCKW |
| Security Exchange Name | NASDAQ |
