| Cover | Aug. 09, 2022 |
| Document Information [Line Items] | |
| Document Type | 8-K |
| Amendment Flag | false |
| Document Period End Date | Aug. 09, 2022 |
| Current Fiscal Year End Date | --12-31 |
| Entity File Number | 001-40764 |
| Entity Registrant Name | Wag! Group Co. |
| Entity Central Index Key | 0001842356 |
| Entity Tax Identification Number | 00-0000000 |
| Entity Incorporation, State or Country Code | DE |
| Entity Address, Address Line One | 55 Francisco Street |
| Entity Address, Address Line Two | Suite 360 |
| Entity Address, City or Town | San Francisco |
| Entity Address, State or Province | CA |
| Entity Address, Postal Zip Code | 94133 |
| City Area Code | 707 |
| Local Phone Number | 324-4219 |
| 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 |
| Entity Information, Former Legal or Registered Name | CHW Acquisition Corporation |
| Common Stock [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Common Stock, par value $0.0001 per share |
| Trading Symbol | PET |
| Security Exchange Name | NASDAQ |
| Warrant [Member] | |
| Document Information [Line Items] | |
| Title of 12(b) Security | Warrants, each whole warrant exercisable for one share of Common Stock at an exercise price of $11.50 per share |
| Trading Symbol | PETWW |
| Security Exchange Name | NASDAQ |
| Former Address [Member] | |
| Document Information [Line Items] | |
| Entity Address, Address Line One | 2 Manhattanville Road |
| Entity Address, Address Line Two | Suite 403 |
| Entity Address, City or Town | Purchase |
| Entity Address, State or Province | NY |
| Entity Address, Postal Zip Code | 10577 |
