Consolidated Income Statements - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Consolidated Income Statements
Service revenue	$ 227,463	$ 210,577	$ 502,138	$ 460,702
Costs and expenses:
Technology and academic services	41,001	38,957	80,126	76,469
Counseling services and support	78,107	72,392	160,991	145,741
Marketing and communication	52,895	50,806	108,248	103,700
General and administrative	10,636	10,875	21,366	20,663
Amortization of intangible assets	2,105	2,105	4,210	4,210
Total costs and expenses	184,744	175,135	374,941	350,783
Operating income	42,719	35,442	127,197	109,919
Interest expense	(2)	(7)	(4)	(26)
Investment interest and other	4,112	2,590	7,841	4,743
Income before income taxes	46,829	38,025	135,034	114,636
Income tax expense	11,951	9,052	32,146	26,099
Net income	$ 34,878	$ 28,973	$ 102,888	$ 88,537
Earnings per share:
Basic income per share	$ 1.19	$ 0.96	$ 3.50	$ 2.92
Diluted income per share	$ 1.19	$ 0.96	$ 3.48	$ 2.91
Basic weighted average shares outstanding	29,285	30,183	29,372	30,321
Diluted weighted average shares outstanding	29,415	30,287	29,527	30,462