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Summary Of Significant Accounting Policies (Summary Of Contract Balances) (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Jun. 30, 2021
--- | --- | ---
Contract assets |  |
Accounts receivable, net | $ 575,554 | $ 614,292
Contract liabilities |  |
Deferred revenue, current | (112,528) | (109,611)
Deferred revenue, non-current | (93,255) | (91,496)
Accounts Receivable, Net [Member] |  |
Contract assets |  |
Accounts receivable, net | 575,554 | 614,292
Prepaid Expenses And Other Current Assets [Member] |  |
Contract assets |  |
Unbilled revenue, current | 25,799 | 10,893
Prepaid Taxes And Other Non Current Assets [Member] |  |
Contract assets |  |
Unbilled revenue, non-current | 7,267 | 6,214
Deferred Revenue Current Liabilities [Member] |  |
Contract liabilities |  |
Deferred revenue, current | (112,528) | (109,611)
Deferred Revenue Non-Current Liabilities [Member] |  |
Contract liabilities |  |
Deferred revenue, non-current | $ (93,255) | $ (91,496)

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