Earnings per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2019	Dec. 31, 2018
Numerator:
Continuing operations	$ 1,408	$ 41,945	$ 18,925	$ 37,158
Discontinued operations	4,117	(24,650)	961	(29,393)
Net income attributable to Adtalem Global Education	$ 5,525	$ 17,295	$ 19,886	$ 7,765
Denominator:
Weighted-average shares outstanding	53,412	58,640	54,215	59,181
Unvested participating RSUs	478	545	476	575
Weighted-average basic shares outstanding	53,890	59,185	54,691	59,756
Effect of dilutive stock awards	390	815	501	842
Weighted-average diluted shares outstanding	54,280	60,000	55,192	60,598
Basic:
Continuing operations	$ 0.03	$ 0.71	$ 0.35	$ 0.62
Discontinued operations	0.08	(0.42)	0.02	(0.49)
Net	0.10	0.29	0.36	0.13
Diluted:
Continuing operations	0.03	0.70	0.34	0.61
Discontinued operations	0.08	(0.41)	0.02	(0.49)
Net	$ 0.10	$ 0.29	$ 0.36	$ 0.13
Weighted Average
Diluted:
Weighted-average anti-dilutive stock awards	1,025	227	910	282