Supplemental Disclosure of Cash Flow Information (Details) - USD ($) $ in Thousands	6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Supplemental Disclosure of Cash Flow Information
Cash paid for interest	$ 1,176	$ 381
Cash paid for taxes	8,479	2,628
Supplemental disclosure of non-cash financing activities:
Right-of-use assets obtained as a result of the adoption of ASC 842	1,280	17,652
Right-of-use assets obtained in exchange for new finance lease liabilities	46,865	12,775
Supplemental disclosure of non-cash investing activities:
Stock-based compensation expense capitalized on software development	127	61
Stock-based compensation expense capitalized on curriculum development	96	$ 90
Business Combinations:
Acquired assets	11,120
Intangible assets, net	33,712
Goodwill	69,376
Deferred revenue	(2,096)
Assumed liabilities	$ 5,584