SEGMENTS (Details) $ in Thousands	3 Months Ended		6 Months Ended		12 Months Ended
	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Jun. 30, 2023 USD ($)	Jun. 30, 2022 USD ($)	Dec. 31, 2022 USD ($) Segment
SEGMENTS [Abstract]
Number of reportable operating segments | Segment					2
Summary financial information by reporting segment [Abstract]
Revenues	$ 88,646	$ 82,142	$ 175,929	$ 164,697
Percentage of Total Revenue	100.00%	100.00%	100.00%	100.00%
Operating Income (Loss)	$ 23,515	$ 396	$ 22,400	$ 70
Total Assets	311,418		311,418		$ 291,566
Campus Operations [Member]
Summary financial information by reporting segment [Abstract]
Revenues	88,213	80,349	174,565	161,130
Reportable Segments [Member] | Campus Operations [Member]
Summary financial information by reporting segment [Abstract]
Revenues	$ 88,213	$ 80,349	$ 174,565	$ 161,130
Percentage of Total Revenue	99.50%	97.80%	99.20%	97.80%
Operating Income (Loss)	$ 4,169	$ 8,791	$ 14,278	$ 17,406
Total Assets	178,374		178,374		190,473
Reportable Segments [Member] | Transitional [Member]
Summary financial information by reporting segment [Abstract]
Revenues	$ 433	$ 1,793	$ 1,364	$ 3,567
Percentage of Total Revenue	0.50%	2.20%	0.80%	2.20%
Operating Income (Loss)	$ (482)	$ (88)	$ (679)	$ (150)
Total Assets	900		900		1,498
Corporate [Member]
Summary financial information by reporting segment [Abstract]
Revenues	0	0	0	0
Operating Income (Loss)	19,828	$ (8,307)	8,801	$ (17,186)
Total Assets	$ 132,144		$ 132,144		$ 99,595