STUDENT RECEIVABLES, Summary (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2023	Dec. 31, 2022
Student Receivables [Abstract]
Write off period for student receivable balance	150 days
Accounts receivables	$ 14,642	$ 22,734
Retained earnings	43,173	51,225
Deferred income taxes, net	$ 25,210	22,312
Adjustment [Member] \| Accounting Standards Update 2016-13 [Member]
Student Receivables [Abstract]
Accounts receivables		10,800
Retained earnings		7,900
Deferred income taxes, net		$ 2,900

Student receivable balance is written off when deemed uncollectable, which is typically once a student is out of school and there has been no payment activity on their accounts, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Includes, but not limited to, weeks in a year or quarter.

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- References

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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as noncurrent.

+ References

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Amount, after allocation of valuation allowances and deferred tax liability, of deferred tax asset attributable to deductible differences and carryforwards, with jurisdictional netting.

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The cumulative amount of the reporting entity's undistributed earnings or deficit.

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