Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Income Statement [Abstract]
Revenue	$ 174,738	$ 164,551
Costs and expenses:
Instructional costs and services	74,630	74,944
Selling and promotional	37,867	35,205
General and administrative	36,290	36,407
Depreciation and amortization	4,154	3,992
Loss on assets held for sale (Note 2)	0	1,527
Loss on disposals of long-lived assets	154	230
Total costs and expenses	153,095	152,305
Income from operations before interest and income taxes	21,643	12,246
Loss on extinguishment of debt	(1,672)	0
Interest expense, net	(725)	(887)
Income before income taxes	19,246	11,359
Income tax expense	1,515	2,466
Net income	17,731	8,893
Preferred stock dividends	0	1,432
Net income available to common stockholders basic	17,731	7,461
Net income available to common stockholders diluted	$ 17,731	$ 7,461
Income per common share:
Basic (in dollars per share)	$ 0.97	$ 0.42
Diluted (in dollars per share)	$ 0.94	$ 0.41
Weighted average number of common shares:
Basic (in shares)	18,282	17,840
Diluted (in shares)	18,804	18,417