NET LOSS PER SHARE - Schedule of Antidilutive securities excluded from computation of earnings per share (Details) - shares	6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common share excluded from diluted net loss per share (in shares)	18,256,992	10,224,962
Common stock warrants
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common share excluded from diluted net loss per share (in shares)	1,677,000	1,507,500
Outstanding earn-out shares
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common share excluded from diluted net loss per share (in shares)	8,913,333	7,780,000
Consolid earn-out shares
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common share excluded from diluted net loss per share (in shares)	400,000	400,000
Skypass earn-out shares
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common share excluded from diluted net loss per share (in shares)	1,800,000	0
Purplegrids earn-out shares
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common share excluded from diluted net loss per share (in shares)	2,542,857	0
Restricted stock units
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common share excluded from diluted net loss per share (in shares)	2,923,802	536,906
ESPP shares
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Potential common share excluded from diluted net loss per share (in shares)	0	556