Quarterly report pursuant to Section 13 or 15(d)

OPERATING EXPENSES

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OPERATING EXPENSES
 9 Months Ended
Sep. 30, 2023
Other Income and Expenses [Abstract]  
OPERATING EXPENSES
 15. OPERATING EXPENSES
The major components of operating expenses are as follows:
Three Months Ended September 30, Nine Months Ended September 30,
2023 2022 2023 2022
Salaries, wages and employee related expenses $ 13,251  $ 18,985  $ 43,839  $ 54,915 
Share-based compensation expense 1,056  5,466  5,730  17,114 
Rent and related expenses 3,387  3,351  8,784  9,844 
Depreciation and amortization expense 2,962  3,658  7,202  8,779 
Professional fees and legal expenses 1,420  2,520  6,066  8,028 
Other expenses (1)
3,612  6,610  13,673  18,368 
Indefinite-lived asset impairment —  37,600  —  37,600 
Total operating expenses $ 25,688  $ 78,190  $ 85,294  $ 154,648 
(1)     Other expenses are primarily comprised of marketing and selling expenses, insurance costs, administrative and application fees, software and technology costs, travel, entertainment and conferences and other.