Business Combinations - Schedule of reverse recapitalization shares issued (Details)	May 04, 2021 shares	May 03, 2021 shares	Jun. 30, 2021 shares	Dec. 31, 2020 shares
Reverse Recapitalization [Line Items]
Common stock, shares outstanding	125,329,053	54,358	125,439,779	35,501,743
PIPE Shares	35,000,000
Business Combination and PIPE shares	89,827,310
Legacy HydraFacial shares	35,501,743
Recapitalization exchange ratio	653.109
Common shareholders
Reverse Recapitalization [Line Items]
Business combination shares	43,327,310
Vesper Founders
Reverse Recapitalization [Line Items]
Business combination shares	11,500,000
Vesper
Reverse Recapitalization [Line Items]
Common stock, shares outstanding		46,000,000
Less: Redemption of Vesper Class A common stock (in shares)		(2,672,690)