Condensed Consolidated Statements of Income (Unaudited) - USD ($) shares in Thousands, $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
REVENUE:
Total revenue		$ 166,740	$ 186,564	$ 335,004	$ 382,162
OPERATING EXPENSES:
Educational services and facilities		27,516	32,748	57,374	66,599
General and administrative		89,311	100,588	176,793	213,274
Depreciation and amortization		3,069	4,369	6,085	9,524
Asset impairment		838	765	2,468	1,335
Total operating expenses		120,734	138,470	242,720	290,732
Operating income		46,006	48,094	92,284	91,430
OTHER INCOME:
Interest income		7,190	4,531	13,983	8,349
Interest expense		(112)	(96)	(447)	(191)
Miscellaneous (expense) income		(70)	22,074	45	22,068
Total other income		7,008	26,509	13,581	30,226
PRETAX INCOME		53,014	74,603	105,865	121,656
Provision for income taxes		14,585	19,930	27,994	32,499
NET INCOME		$ 38,429	$ 54,673	$ 77,871	$ 89,157
NET INCOME PER SHARE - BASIC:		$ 0.59	$ 0.81	$ 1.19	$ 1.32
NET INCOME PER SHARE - DILUTED:		$ 0.57	$ 0.8	$ 1.16	$ 1.3
WEIGHTED AVERAGE SHARES OUTSTANDING:
Basic		65,611	67,421	65,583	67,328
Diluted		67,077	68,533	66,956	68,512
Tuition and Fees, Net [Member]
REVENUE:
Total revenue		$ 165,404	$ 184,520	$ 332,402	$ 377,839
Other [Member]
REVENUE:
Total revenue	[1]	$ 1,336	$ 2,044	$ 2,602	$ 4,323

[1] Other revenue primarily includes contract training revenue and miscellaneous non-student related revenue.