Consolidated Statements of Income (Loss) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Income Statement [Abstract]
Revenue	$ 1,387,122	$ 906,901	$ 866,427
Operating cost and expense:
Cost of educational services	659,776	457,905	457,165
Student services and administrative expense	568,056	292,482	280,291
Restructuring expense	25,628	6,869	23,683
Business acquisition and integration expense	53,198	31,593	0
Gain on sale of assets	0	0	(4,779)
Total operating cost and expense	1,306,658	788,849	756,360
Operating income	80,464	118,052	110,067
Other income (expense):
Interest and dividend income	3,820	4,094	3,688
Interest expense	(129,348)	(41,365)	(19,510)
Investment gain	0	2,638	18
Gain on derivative	0	0	110,723
Net other (expense) income	(125,528)	(34,633)	94,919
(Loss) income from continuing operations before income taxes	(45,064)	83,419	204,986
Benefit from (provision for) income taxes	15,237	(13,089)	14,939
(Loss) income from continuing operations	(29,827)	70,330	219,925
Discontinued operations:
(Loss) income from discontinued operations before income taxes	(395)	9,485	(30,386)
Gain (loss) on disposal of discontinued operations before income taxes (includes ($293,360) accumulated other comprehensive income reclassifications for realized loss on foreign currency translation adjustments for the year ended June 30, 2020)	473,483	0	(287,560)
(Provision for) benefit from income taxes	(125,556)	(3,340)	12,243
Income (loss) from discontinued operations	347,532	6,145	(305,703)
Net income (loss)	317,705	76,475	(85,778)
Net loss attributable to redeemable noncontrolling interest from discontinued operations	0	434	444
Net income (loss) attributable to Adtalem	317,705	76,909	(85,334)
Amounts attributable to Adtalem:
Net (loss) income from continuing operations	(29,827)	70,330	219,925
Net income (loss) from discontinued operations	347,532	6,579	(305,259)
Net income (loss) attributable to Adtalem	$ 317,705	$ 76,909	$ (85,334)
Basic:
Continuing operations	$ (0.62)	$ 1.37	$ 4.10
Discontinued operations	7.18	0.13	(5.69)
Total basic earnings (loss) per share	6.57	1.50	(1.59)
Diluted:
Continuing operations	(0.62)	1.36	4.07
Discontinued operations	7.18	0.13	(5.64)
Total diluted earnings (loss) per share	$ 6.57	$ 1.49	$ (1.58)
Weighted-average shares outstanding:
Basic shares	48,388	51,322	53,659
Diluted shares	48,388	51,645	54,094