Inventories - Narrative (Details) - USD ($) $ in Thousands		Jun. 30, 2021	Jun. 30, 2020		Jun. 30, 2019	Jun. 30, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect	[1]	$ 8,413,670	$ 6,241,770	[2]	$ 6,085,764	$ 5,970,953
Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect	[1]	$ 14,915,497	13,643,907		$ 12,895,150	11,731,435
Inventory accounting method change
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect	[1]					105,460
Effect of change in inventory, gross			219,854
Effect of change in inventory, excess and obsolete reserve			$ 70,290
Inventory accounting method change | Retained Earnings
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Cumulative effect	[1]					$ 105,460

[1] *The balances at June 30, 2018 and the year ended June 30, 2020 and 2019 amounts have been revised to reflect the change in inventory accounting method, as described in Notes 1 and 7 to the consolidated financial statements.

[2] *Year ended June 30, 2020 amounts have been adjusted to reflect the change in inventory accounting method, as described in Notes 1 and 7 to the Consolidated Financial Statements.