Noncontrolling interest - Summary of the ownership of EWC Ventures LLC (Details)	Jun. 25, 2022 shares
Noncontrolling Interest [Line Items]
Units owned	62,161,846
Ownership percentage	100.00%
European Wax Center, Inc. [Member]
Noncontrolling Interest [Line Items]
Units owned by parent	39,503,811
Ownership percentage by parent	63.50%
Noncontrolling Interest [Member]
Noncontrolling Interest [Line Items]
Units owned by noncontrolling interest	22,658,035
Ownership percentage by noncontrolling interest	36.50%