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Revenues (Schedule of Customers Accounting for 10% or More of Net Revenues and Accounts Receivable Balance) (Details) - Customer Concentration Risk
3 Months Ended 6 Months Ended 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2021
Dec. 31, 2020
Jun. 30, 2021
TD Synnex Corporation | Revenue          
Concentration Risk [Line Items]          
Concentration risk (percent) 21.00% 21.00% 22.00% 24.00%  
TD Synnex Corporation | Accounts Receivable          
Concentration Risk [Line Items]          
Concentration risk (percent)     10.00%   19.00%
Westcon Group Inc. | Revenue          
Concentration Risk [Line Items]          
Concentration risk (percent) 11.00% 19.00% 15.00% 16.00%  
Jenne Corporation | Revenue          
Concentration Risk [Line Items]          
Concentration risk (percent) 18.00% 11.00% 16.00% 13.00%  
Jenne Corporation | Accounts Receivable          
Concentration Risk [Line Items]          
Concentration risk (percent)         24.00%