Net Income per Share - Schedule of Computation of Basic Net Income Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 25, 2022	Mar. 26, 2022	Jun. 26, 2021	Mar. 27, 2021	Jun. 25, 2022	Jun. 26, 2021
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income					$ 6,057	$ 8,831
Class B Units [Member] | Restricted Stock Units (RSUs) [Member]
Effect of dilutive securities:
Dilutive Securities	207,550				196,794
European Wax Center, Inc. and Subsidiaries
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income	$ 2,031	$ 4,026	$ 7,729	$ 1,102	$ 6,057	$ 8,831
European Wax Center, Inc. and Subsidiaries | Share-Based Payment Arrangement Option [Member]
Effect of dilutive securities:
Dilutive Securities	36,252				32,598
European Wax Center, Inc. and Subsidiaries | Class A Units [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income	2,031				6,057
Less: net income attributable to noncontrolling interests	775				2,694
Less: net income attributable to noncontrolling interests	853				2,872
Net Income applicable to Class A common shareholders	1,256				3,363
Net Income applicable to Class A common shareholders	$ 1,178				$ 3,185
Basic weighted average outstanding shares	37,911,637				37,432,586
Basic net income per share applicable to common shareholders:
Earnings Per Share, Basic	$ 0.03				$ 0.09
Effect of dilutive securities:
Diluted weighted average outstanding shares	38,155,439				37,661,978
Diluted net income per share applicable to common shareholders:	$ 0.03				$ 0.08