Earnings Per Share - Reconciliation of the numerator and denominator of basic and diluted earnings per share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2023	Jun. 30, 2022		Jun. 30, 2021
Numerator:
Net income attributable to common shareholders, basic	$ 2,082,936	$ 1,315,605		$ 1,746,100
Net income attributable to common shareholders, diluted	$ 2,082,936	$ 1,315,605		$ 1,746,100
Denominator:
Basic - weighted-average common shares (in shares)	128,367,842	128,539,387		128,999,879
Increase in weighted-average common shares from dilutive effect of equity-based awards (in shares)	1,454,243	1,816,556		1,834,599
Diluted - weighted-average common shares, assuming exercise of stock-based awards (in shares)	129,822,085	130,355,943		130,834,478
Basic earnings per share (in USD per share)	$ 16.23	$ 10.24	[1]	$ 13.54	[1]
Diluted earnings per share (in USD per share)	$ 16.04	$ 10.09	[1]	$ 13.35	[1]

[1] Years ended June 30,2022 and 2021 amounts have been reclassified to reflect the income statement reclassification, as described in Note 1 to the Consolidated Financial Statements.