LONG-TERM DEBT - Narrative (Details) - USD ($)	1 Months Ended
	Jan. 31, 2023	Dec. 31, 2021	Nov. 30, 2021	Sep. 30, 2023	Dec. 31, 2022	Jun. 29, 2022
Long-term debt
Financing receivable, amount elected to collateralize				$ 50,000,000
Securitized receivables
Long-term debt
Maximum borrowing capacity						$ 150,000,000
Line of credit facility, current borrowing capacity				102,900,000
Long-term debt, less current portion				$ 50,000,000
Line of credit facility, interest rate at period end				6.88%
Securitized receivables | Minimum
Long-term debt
Long-term debt, less current portion						$ 50,000,000
Revolving loan agreement | Revolving loan agreement | Line of credit
Long-term debt
Maximum borrowing capacity			$ 150,000,000
Minimum market value covenant			150,000,000
Maximum outstanding cash advances threshold			$ 20,000,000
Remaining borrowing capacity				$ 145,600,000	$ 147,100,000
Revolving loan agreement | Revolving loan agreement | Line of credit | Daily bloomberg short-term bank yield index rate
Long-term debt
Variable rate			0.60%
City letter of credit | Revolving loan agreement | Line of credit
Long-term debt
Proceeds from lines of credit	$ 1,500,000	$ 2,900,000