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Segment Information (Details) $ in Thousands | 3 Months Ended |
--- | --- | ---
Dec. 31, 2021 USD ($) segment geographic_region | Dec. 31, 2020 USD ($) | Sep. 30, 2021 USD ($)
Segment Reporting Information [Line Items] |  |  |
Number of reportable segments | segment | 1 |  |
Number of geographic regions | geographic_region | 3 |  |
Net revenues | $ 687,100 | $ 624,617 |
Long-lived assets | $ 185,355 |  | $ 191,164
Net Revenue | Geographic Concentration | Ingram Micro, Inc. |  |  |
Segment Reporting Information [Line Items] |  |  |
Concentration risk percentage | 18.70% | 18.10% |
Net Revenue | Geographic Concentration | Synnex Corporation |  |  |
Segment Reporting Information [Line Items] |  |  |
Concentration risk percentage | 12.20% | 10.00% |
Product |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | $ 343,149 | $ 288,045 |
Product | Systems [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 180,157 | 178,571 |
Product | Software [Member] |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 162,992 | 109,474 |
United States |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 381,289 | 320,343 |
Long-lived assets | 147,012 |  | 153,030
Other |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 21,702 | 22,793 |
Total Americas |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 402,991 | 343,136 |
EMEA |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 162,062 | 162,084 |
Long-lived assets | 20,953 |  | 20,526
Asia Pacific |  |  |
Segment Reporting Information [Line Items] |  |  |
Net revenues | 122,047 | $ 119,397 |
Other countries |  |  |
Segment Reporting Information [Line Items] |  |  |
Long-lived assets | $ 17,390 |  | $ 17,608

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