UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Revenues	$ 258,855	$ 290,336
Costs and expenses:
Instructional and support costs	144,624	152,805
General and administration	94,784	86,845
Amortization of intangible assets	3,738	19,407
Merger and integration costs	410	1,012
Restructuring costs	1,858	18,267
Total costs and expenses	245,414	278,336
Income from operations	13,441	12,000
Other income (expense)	(1,171)	2,167
Income before income taxes	12,270	14,167
Provision for income taxes	5,241	4,590
Net income	$ 7,029	$ 9,577
Earnings per share:
Basic (in dollars per share)	$ 0.29	$ 0.40
Diluted (in dollars per share)	$ 0.29	$ 0.40
Weighted average shares outstanding:
Basic (in shares)	23,948	23,974
Diluted (in shares)	24,114	24,153