Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands	Common Stock [Member]	Additional Paid-In Capital [Member]	Retained Earnings [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock [Member]	Total
Balance at the beginning of period - Net of Tax at Jun. 30, 2019	$ 801	$ 486,061	$ 2,012,902	$ (137,290)	$ (970,944)	$ 1,391,530
Net income attributable to Adtalem Global Education			170,718			170,718
Other comprehensive income (loss), net of tax				(139,089)		(139,089)
Stock-based compensation		11,405				11,405
Net activity from stock-based compensation awards	5	2,237			(5,358)	(3,116)
Repurchases of common shares for treasury					(136,889)	(136,889)
Balance at the end of period - Net of Tax at Mar. 31, 2020	806	499,703	2,183,620	(276,379)	(1,113,191)	1,294,559
Balance at the beginning of period - Net of Tax at Dec. 31, 2019	806	496,674	2,032,788	(159,118)	(1,076,238)	1,294,912
Net income attributable to Adtalem Global Education			150,832			150,832
Other comprehensive income (loss), net of tax				(117,261)		(117,261)
Stock-based compensation		2,811				2,811
Net activity from stock-based compensation awards		218			(83)	135
Repurchases of common shares for treasury					(36,870)	(36,870)
Balance at the end of period - Net of Tax at Mar. 31, 2020	806	499,703	2,183,620	(276,379)	(1,113,191)	1,294,559
Balance at the beginning of period - Net of Tax at Jun. 30, 2020	807	504,434	1,927,568	(9,055)	(1,113,333)	1,310,421
Net income attributable to Adtalem Global Education			67,897			67,897
Other comprehensive income (loss), net of tax				1,299		1,299
Stock-based compensation		11,252				11,252
Net activity from stock-based compensation awards	4	994			(4,253)	(3,255)
Proceeds from stock issued under Colleague Stock Purchase Plan		(53)			231	178
Repurchases of common shares for treasury					(81,568)	(81,568)
Balance at the end of period - Net of Tax at Mar. 31, 2021	811	516,627	1,995,465	(7,756)	(1,198,923)	1,306,224
Balance at the beginning of period - Net of Tax at Dec. 31, 2020	810	512,102	1,970,813	(7,711)	(1,162,235)	1,313,779
Net income attributable to Adtalem Global Education			24,652			24,652
Other comprehensive income (loss), net of tax				(45)		(45)
Stock-based compensation		3,595				3,595
Net activity from stock-based compensation awards	1	941			(180)	762
Proceeds from stock issued under Colleague Stock Purchase Plan		(11)			97	86
Repurchases of common shares for treasury					(36,605)	(36,605)
Balance at the end of period - Net of Tax at Mar. 31, 2021	$ 811	$ 516,627	$ 1,995,465	$ (7,756)	$ (1,198,923)	$ 1,306,224