REVENUE RECOGNITION (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
REVENUE RECOGNITION [Abstract]
Unearned tuition	$ 30,631	$ 26,906
Revenue recognized included in contract liability	26,000
Disaggregation of Revenue [Abstract]
Revenue	440,064	378,070	$ 348,287
Services Transferred at a Point in Time [Member]
Disaggregation of Revenue [Abstract]
Revenue	28,057	22,937	21,722
Services Transferred over Time [Member]
Disaggregation of Revenue [Abstract]
Revenue	412,007	355,133	326,565
Campus Operations [Member]
Disaggregation of Revenue [Abstract]
Revenue	432,966	367,233	330,896
Campus Operations [Member] | Services Transferred at a Point in Time [Member]
Disaggregation of Revenue [Abstract]
Revenue	26,877	21,403	19,591
Campus Operations [Member] | Services Transferred over Time [Member]
Disaggregation of Revenue [Abstract]
Revenue	406,089	345,830	311,305
Transitional [Member]
Disaggregation of Revenue [Abstract]
Revenue	7,098	10,837	17,391
Transitional [Member] | Services Transferred at a Point in Time [Member]
Disaggregation of Revenue [Abstract]
Revenue	1,180	1,534	2,131
Transitional [Member] | Services Transferred over Time [Member]
Disaggregation of Revenue [Abstract]
Revenue	$ 5,918	$ 9,303	$ 15,260