SEGMENTS (Details) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2024 USD ($) Campus	Sep. 30, 2023 USD ($)	Sep. 30, 2024 USD ($) Campus	Sep. 30, 2023 USD ($)	Dec. 31, 2022 Segment	Dec. 31, 2023 USD ($)
SEGMENTS [Abstract]
Number of reportable operating segments | Segment					2
Summary financial information by reporting segment [Abstract]
Number of campuses | Campus	22		22
Revenues	$ 114,410	$ 99,618	$ 320,691	$ 275,548
Percentage of Total Revenue	100.00%	100.00%	100.00%	100.00%
Operating Income (Loss)	$ 5,822	$ 1,996	$ 4,248	$ 24,397
Total Assets	404,022		404,022			$ 345,249
Campus Operations [Member]
Summary financial information by reporting segment [Abstract]
Revenues	$ 114,410	99,527	$ 320,691	274,093
Transitional [Member]
Summary financial information by reporting segment [Abstract]
Number of campuses | Campus	0		0
Reportable Segments [Member] | Campus Operations [Member]
Summary financial information by reporting segment [Abstract]
Revenues	$ 114,410	$ 99,527	$ 320,691	$ 274,093
Percentage of Total Revenue	100.00%	99.90%	100.00%	99.50%
Operating Income (Loss)	$ 14,865	$ 11,889	$ 36,819	$ 26,167
Total Assets	319,340		319,340			234,940
Reportable Segments [Member] | Transitional [Member]
Summary financial information by reporting segment [Abstract]
Revenues	$ 0	$ 91	$ 0	$ 1,455
Percentage of Total Revenue	0.00%	0.10%	0.00%	0.50%
Operating Income (Loss)	$ 0	$ (745)	$ 0	$ (1,423)
Total Assets	0		0			262
Corporate [Member]
Summary financial information by reporting segment [Abstract]
Revenues	$ 0	$ 0	0	0
Percentage of Total Revenue	0.00%	0.00%
Operating Income (Loss)	$ (9,043)	$ (9,148)	(32,571)	$ (347)
Total Assets	$ 84,682		$ 84,682			$ 110,047