STUDENT RECEIVABLES, Student Receivables (Details) - USD ($) $ in Thousands		Jun. 30, 2024	Dec. 31, 2023	Jun. 30, 2023
STUDENT RECEIVABLES [Abstract]
Accounts receivables		$ 17,058	$ 17,504
Student Receivables [Abstract]
2024/2023	[1]	69,463		$ 53,823
2023/2022	[1]	23,768		20,331
2022/2021	[1]	9,450		8,865
2021/2020	[1]	5,309		3,935
2020/2019	[1]	2,254		2,662
Prior	[1]	2,139		1,545
Total	[1]	$ 112,383		$ 91,161

[1] Student receivables are presented on a gross basis from the individual students.  The total receivable amount above excludes federal subsidies reflected on the students’ accounts but not yet received from the government.  Also, it excludes all receivables from corporate partnerships, which are otherwise included under accounts receivable in our Condensed Consolidated Balance Sheets.