Discontinued Operations and Assets Held for Sale (Summary of Income Statement Information of Operations) (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Mar. 31, 2020	Mar. 31, 2019
Discontinued Operations and Assets Held for Sale
Revenue	$ 41,355	$ 49,906	$ 142,160	$ 355,506
Operating cost and expense:
Cost of educational services	28,940	36,147	98,605	222,837
Student services and administrative expense	17,781	11,252	47,860	130,615
Restructuring expense (gain)	199	(257)	625	(570)
Asset impairment charge - building and equipment				1,953
Total operating cost and expense	46,920	47,142	147,090	354,835
Operating (loss) income from discontinued operations	(5,565)	2,764	(4,930)	671
Interest and dividend income	425	941	2,164	2,917
Interest expense	(807)	(483)	(2,770)	(2,317)
Net other (expense) income	(382)	458	(606)	600
(Loss) income from discontinued operations before income taxes	(5,947)	3,222	(5,536)	1,271
Loss on disposal of discontinued operations before income taxes		(265)	0	(32,979)
Benefit from income taxes	3,228	182	3,778	5,762
(Loss) income from discontinued operations	(2,719)	3,139	(1,758)	(25,946)
Net income attributable to redeemable noncontrolling interest from discontinued operations		(74)	0	(382)
Net (loss) income from discontinued operations	$ (2,719)	$ 3,065	$ (1,758)	$ (26,328)