Condensed Consolidated Statements of Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 03, 2022	Jul. 04, 2021	Jul. 03, 2022	Jul. 04, 2021
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ (83,555)	$ (57,108)	$ (144,181)	$ (150,145)
Other comprehensive income
Foreign currency translation adjustment	37,434	(1,481)	48,565	14,599
Comprehensive loss	(46,121)	(58,589)	(95,616)	(135,546)
Net loss attributable to noncontrolling interests	1,596	1,121	1,743	3,679
Foreign currency translation adjustment attributable to noncontrolling interest	341	(71)	420	(115)
Total comprehensive loss attributable to Membership Collective Group Inc.	$ (44,184)	$ (57,539)	$ (93,453)	$ (131,982)