Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2025	Mar. 31, 2024
Income Statement [Abstract]
Revenue	$ 164,551	$ 154,432
Costs and expenses:
Instructional costs and services	74,944	72,425
Selling and promotional	35,205	32,456
General and administrative	36,407	36,277
Depreciation and amortization	3,992	5,128
Loss on assets held for sale (Note 4)	1,527	0
Loss on leases (Note 5)	0	2,936
Loss on disposals of long-lived assets	230	28
Total costs and expenses	152,305	149,250
Income from operations before interest and income taxes	12,246	5,182
Interest expense, net	(887)	(126)
Income before income taxes	11,359	5,056
Income tax expense	2,466	1,213
Equity investment loss	0	(3,327)
Net income	8,893	516
Preferred stock dividends	1,432	1,535
Net income (loss) available to common stockholders basic	7,461	(1,019)
Net income (loss) available to common stockholders diluted	$ 7,461	$ (1,019)
Income (loss) per common share:
Basic (in dollars per share)	$ 0.42	$ (0.06)
Diluted (in dollars per share)	$ 0.41	$ (0.06)
Weighted average number of common shares:
Basic (in shares)	17,840	17,510
Diluted (in shares)	18,417	17,811