Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Income Statement [Abstract]
Revenue	$ 149,608	$ 78,014	$ 304,355	$ 166,555
Costs and expenses:
Instructional costs and services	72,089	30,394	143,787	62,713
Selling and promotional	35,846	17,490	75,165	36,892
General and administrative	29,923	25,457	59,512	48,981
Impairment of goodwill and intangible assets	144,900	0	144,900	0
(Gain) loss on disposals of long-lived assets	(9)	174	784	182
Depreciation and amortization	8,119	2,524	16,267	5,175
Total costs and expenses	290,868	76,039	440,415	153,943
Income from operations before interest and income taxes	(141,260)	1,975	(136,060)	12,612
Gain On Acquisition	(705)	0	3,828	0
Interest (expense) income	(3,390)	24	(6,745)	138
(Loss) income before income taxes	(145,355)	1,999	(138,977)	12,750
Income tax (benefit) expense	(35,332)	646	(34,292)	3,285
Equity investment loss	(6)	(822)	(11)	(827)
Net (loss) income	$ (110,029)	$ 531	$ (104,696)	$ 8,638
Net (loss) income per common share:
Basic (in dollars per share)	$ (5.83)	$ 0.03	$ (5.56)	$ 0.49
Diluted (in dollars per share)	$ (5.82)	$ 0.03	$ (5.54)	$ 0.49
Weighted average number of common shares:
Basic (in shares)	18,865	18,684	18,835	17,454
Diluted (in shares)	18,907	18,840	18,893	17,654