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Business Combinations (Summary of Allocation of Tangible and Identifiable Intangible Assets Acquired and Liabilities Assumed) (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Sep. 14, 2021 | Jun. 30, 2021 | Jun. 30, 2020
--- | --- | --- | --- | ---
Business Acquisition [Line Items] |  |  |  |  |
Goodwill |  | $ 400,144 |  | $ 331,159 | $ 331,159
Ipanema |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash and cash equivalents |  | 1,364 | $ 1,364 |  |
Accounts receivable, net |  | 1,434 | 1,440 |  |
Inventories |  | 274 | 337 |  |
Prepaid expenses and other current assets |  | 610 | 1,841 |  |
Property and equipment |  | 46 | 46 |  |
Other assets |  | 21 | 21 |  |
Accounts payable |  | (976) | (1,220) |  |
Accrued compensation and benefits |  | (1,837) | (2,304) |  |
Accrued warranty |  | (41) | (41) |  |
Other accrued liabilities |  | (122) | (71) |  |
Deferred revenue |  | (10,134) | (2,758) |  |
Deferred taxes |  | (4,320) |  |  |
Other liabilities |  | (723) | (723) |  |
Net tangible liabilities |  | (14,404) | (2,068) |  |
Identifiable intangible assets |  | 16,300 | 16,300 |  |
Goodwill |  | 68,985 | 56,649 |  |
Total intangible assets acquired |  | 85,285 | 72,949 |  |
Total net assets acquired |  | 70,881 | $ 70,881 |  |
Ipanema | Adjustments [Member] |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Accounts receivable, net | [1] | (6) |  |  |
Inventories | [1] | (63) |  |  |
Prepaid expenses and other current assets | [1] | (1,231) |  |  |
Accounts payable | [1] | 244 |  |  |
Accrued compensation and benefits | [1] | 467 |  |  |
Other accrued liabilities | [1] | (51) |  |  |
Deferred revenue | [1],[2] | (7,376) |  |  |
Deferred taxes | [3] | (4,320) |  |  |
Net tangible liabilities |  | (12,336) |  |  |
Goodwill | [1],[2],[3] | 12,336 |  |  |
Total intangible assets acquired |  | $ 12,336 |  |  |
Aerohive Networks, Inc. |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Cash and cash equivalents |  |  |  |  | 44,158
Short-term investments |  |  |  |  | 45,148
Accounts receivable, net |  |  |  |  | 11,753
Inventories |  |  |  |  | 19,232
Prepaid expenses and other current assets |  |  |  |  | 3,924
Property and equipment |  |  |  |  | 2,364
Operating lease right-of-use assets |  |  |  |  | 6,336
Other assets |  |  |  |  | 2,195
Debt |  |  |  |  | (20,000)
Accounts payable |  |  |  |  | (9,737)
Accrued compensation and benefits |  |  |  |  | (7,129)
Accrued warranty |  |  |  |  | (570)
Other accrued liabilities |  |  |  |  | (1,960)
Operating lease liabilities |  |  |  |  | (4,752)
Deferred revenue |  |  |  |  | (68,415)
Other liabilities |  |  |  |  | (483)
Net tangible assets |  |  |  |  | 22,064
Identifiable intangible assets |  |  |  |  | 52,500
Goodwill |  |  |  |  | 192,582
Total intangible assets acquired |  |  |  |  | 245,082
Total net assets acquired |  |  |  |  | $ 267,146
[1] | measurement period adjustments attributable to the Company’s review of the additional information being obtained on preacquisition assets and liabilities
[2] | the increase in deferred revenue (and the corresponding increase to Goodwill by the same amount) is the result of the adoption of ASU 2021-08 in the period ended December 31, 2021
[3] | establishment of deferred tax liability.

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