NOTES RECEIVABLE - Schedule of Student Notes Receivable (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]
Student notes receivable	$ 39,594	$ 38,371
Student Loan
Accounts, Notes, Loans and Financing Receivable [Line Items]
Student notes receivable	71,475	68,546
Allowance for doubtful student notes receivable	(19,371)	(21,662)
Total student notes receivable, net of allowance	52,104	46,884
Less current portion, net of allowance	8,440	13,206
Student notes receivable – non-current	$ 43,664	$ 33,678