Document and Entity Information	Dec. 16, 2021
Entity Listings [Line Items]
Document Type	8-K
Amendment Flag	false
Document Period End Date	Dec. 16, 2021
Entity Registrant Name	Waldencast Acquisition Corp.
Entity Incorporation, State or Country Code	E9
Entity File Number	001-40207
Entity Tax Identification Number	98-1575727
Entity Address, Address Line One	10 Bank Street, Suite 560
Entity Address, City or Town	White Plains
Entity Address, State or Province	NY
Entity Address, Postal Zip Code	10606
City Area Code	917
Local Phone Number	546-6828
Written Communications	false
Soliciting Material	false
Pre-commencement Tender Offer	false
Pre-commencement Issuer Tender Offer	false
Entity Emerging Growth Company	true
Entity Ex Transition Period	false
Entity Central Index Key	0001840199
Units, each consisting of one Class A ordinary share and one-third of one redeemable warrant [Member]
Entity Listings [Line Items]
Title of 12(b) Security	Units, each consisting of one Class A ordinary share and one-third of one redeemable warrant
Trading Symbol	WALDU
Security Exchange Name	NASDAQ
Class A ordinary shares, par value $0.0001 per share [Member]
Entity Listings [Line Items]
Title of 12(b) Security	Class A ordinary shares, par value $0.0001 per share
Trading Symbol	WALD
Security Exchange Name	NASDAQ
Redeemable warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50 [Member]
Entity Listings [Line Items]
Title of 12(b) Security	Redeemable warrants, each whole warrant exercisable for one Class A ordinary share at an exercise price of $11.50
Trading Symbol	WALDW
Security Exchange Name	NASDAQ