Segment Information - Reconciliation of Total Segment Profit to Income before Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2021	Dec. 31, 2020
Reconciliation to Income before Income Taxes
Total segment profit for reportable segments	$ 68,489	$ 149,453	$ 108,367	$ 183,623
General and administrative	(31,927)	(21,203)	(56,848)	(38,836)
Interest income	8,695	9,304	17,359	17,973
Interest (expense)	1,518	2,049	3,054	4,144
Other (expense), net	(1,757)	(333)	(2,629)	(1,802)
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	73,909	156,375	120,043	195,650
Operating segments
Reconciliation to Income before Income Taxes
Total segment profit for reportable segments	100,416	170,656	165,215	222,459
Segment Reconciling Items
Reconciliation to Income before Income Taxes
General and administrative	(31,927)	(21,203)	(56,848)	(38,836)
Interest income	8,695	9,304	17,359	17,973
Interest (expense)	(1,518)	(2,049)	(3,054)	(4,144)
Other (expense), net	$ (1,757)	$ (333)	$ (2,629)	$ (1,802)