CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
REVENUE	$ 77,996	$ 70,041
COSTS AND EXPENSES:
Educational services and facilities	32,344	30,238
Selling, general and administrative	39,633	41,149
Total costs & expenses	71,977	71,387
OPERATING INCOME (LOSS)	6,019	(1,346)
OTHER:
Interest expense	(285)	(354)
INCOME (LOSS) BEFORE INCOME TAXES	5,734	(1,700)
PROVISION FOR INCOME TAXES	1,245	50
NET INCOME (LOSS)	4,489	(1,750)
PREFERRED STOCK DIVIDENDS	304	0
INCOME (LOSS) AVAILABLE TO COMMON SHAREHOLDERS	$ 4,185	$ (1,750)
Basic
Net income (loss) per common share (in dollars per share)	$ 0.13	$ (0.08)
Diluted
Net income (loss) per common share (in dollars per share)	$ 0.13	$ (0.08)
Weighted average number of common shares outstanding:
Basic (in shares)	24,888,615	24,598,346
Diluted (in shares)	24,888,615	24,598,346