Loss Per Share and Shareholders' Equity (Deficit) - Schedule of Reconciliation of the Loss and Number of Shares Basic and Diluted Loss Per Shares (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 03, 2022	Jul. 04, 2021	Jul. 03, 2022	Jul. 04, 2021
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Net loss attributable to Membership Collective Group Inc.	$ (81,959)	$ (55,987)	$ (142,438)	$ (146,466)
Less: Cumulative SHHL preferred shares undeclared dividends	0	(4,737)	0	(4,737)
Incremental accretion of May 2016 preferred shares to redemption value	0	(1,126)	0	(1,126)
Foreign currency remeasurement of redeemable preferred shares	0	908	0	908
Non-cash dividends on the Senior Preference Shares	$ 0	$ (4,177)	$ 0	$ (4,177)
Weighted Average Number of Shares Outstanding, Basic, Total	201,204	151,449	201,832	149,305
Weighted Average Number of Shares Outstanding, Diluted, Total	201,204	151,449	201,832	149,305
Earnings Per Share, Basic, Total	$ (0.41)	$ (0.43)	$ (0.71)	$ (1.04)
Earnings Per Share, Diluted, Total	$ (0.41)	$ (0.43)	$ (0.71)	$ (1.04)
Common Class A [Member]
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Adjusted net loss attributable to Class A and Class B common stockholders	$ (81,959)	$ (65,119)	$ (142,438)	$ (155,598)
Weighted Average Number of Shares Outstanding, Basic, Total	201,203,671	151,449,262	201,832,289	149,304,984
Weighted Average Number of Shares Outstanding, Diluted, Total	201,203,671	151,449,262	201,832,289	149,304,984
Common Class B [Member]
Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items]
Adjusted net loss attributable to Class A and Class B common stockholders	$ (81,959)	$ (65,119)	$ (142,438)	$ (155,598)
Weighted Average Number of Shares Outstanding, Basic, Total	201,203,671	151,449,262	201,832,289	149,304,984
Weighted Average Number of Shares Outstanding, Diluted, Total	201,203,671	151,449,262	201,832,289	149,304,984