Segment Information (Tabulation of Business Segment Information Based on Current Segmentation) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting Information [Line Items]
Total Consolidated Revenue	$ 1,788,290	$ 1,584,652	$ 1,450,826
Cost of educational services	771,430	698,548	648,486
Total consolidated adjusted operating income	406,200	339,854	313,203
Restructuring expense	(3,314)	(1,870)	(18,817)
Business integration expense	0	(34,215)	(42,661)
Total consolidated intangible amortization expense	(11,220)	(35,644)	(61,239)
Litigation reserve	(5,550)	18,500	10,000
Asset impairments	(6,442)
Strategic advisory costs	(12,000)
Loss on assets held for sale	(490)	(647)	0
Debt modification costs	(712)	(848)
Gain on sale of assets	0	0	13,317
Total consolidated operating income	341,542	217,054	168,170
Interest expense	(52,318)	(63,659)	(63,100)
Other income, net	9,290	10,542	6,965
Total consolidated income from continuing operations before income taxes	298,514	163,937	112,035
Total consolidated depreciation expense	$ 40,702	39,676	41,376
Segment reporting, Description	Year Ended June 30,
Chamberlain
Segment Reporting Information [Line Items]
Total Consolidated Revenue	$ 725,774	633,522	571,034
Walden
Segment Reporting Information [Line Items]
Total Consolidated Revenue	693,430	595,332	533,725
Restructuring expense		776	(3,245)
Medical and Veterinary
Segment Reporting Information [Line Items]
Total Consolidated Revenue	369,086	355,798	346,067
Restructuring expense	(454)	(442)	(7,687)
Operating Segments | Chamberlain
Segment Reporting Information [Line Items]
Total Consolidated Revenue	725,774	633,522	571,034
Cost of educational services	321,769	277,215	248,727
Other segment expenses	250,638	218,507	186,804
Total consolidated adjusted operating income	153,367	137,800	135,503
Total consolidated depreciation expense	21,687	18,752	17,175
Operating Segments | Walden
Segment Reporting Information [Line Items]
Total Consolidated Revenue	693,430	595,332	533,725
Cost of educational services	240,084	221,110	199,625
Other segment expenses	269,765	243,675	223,736
Total consolidated adjusted operating income	183,581	130,547	110,364
Total consolidated intangible amortization expense	(11,220)	(35,644)	(61,239)
Total consolidated depreciation expense	7,421	7,389	9,419
Operating Segments | Medical and Veterinary
Segment Reporting Information [Line Items]
Total Consolidated Revenue	369,086	355,798	346,067
Cost of educational services	209,577	200,223	200,134
Other segment expenses	90,257	84,068	78,597
Total consolidated adjusted operating income	69,252	71,507	67,336
Total consolidated depreciation expense	10,853	11,983	12,438
Home Office
Segment Reporting Information [Line Items]
Total consolidated adjusted operating income	(36,030)	(31,076)	(25,633)
Total consolidated depreciation expense	$ 741	$ 1,552	$ 2,344