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Acquisitions (UHP Networks, Inc.) (Details) - UHP - USD ($) |  |  | 1 Months Ended |  |
--- | --- | --- | --- | --- | ---
Jul. 31, 2021 | Mar. 02, 2021 | Aug. 31, 2021 | Jul. 31, 2020 | Jul. 31, 2019
Business Acquisition [Line Items] |  |  |  |  |
Aggregate purchase price | $ 37,470,000 | $ 37,402,000 |  |  |
Initial upfront payment | 23,979,000 | 23,902,000 |  |  |
Cash payment | 87,000 |  |  |  |
Hold back amount | 4,991,000 | 5,000,000 |  |  |
Earn-out payment |  | 9,000,000 |  |  |
Contingent earn-out consideration | 8,500,000 | $ 8,500,000 |  | $ 0 | $ 0
Amount in escrow | $ 4,560,000 |  |  |  |
Period of settlement of potential indemnification |  | 3 years |  |  |
Aggregate purchase price - settled with issuance of common stock (in shares) |  | 1,026,567 |  |  |
Weighted average stock price (in dollars per share) |  | $ 28.14 |  |  |
Subsequent Event |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |
Payment of hold back amount through shares of stock |  |  | $ 3,991,000 |  |

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