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Leases (Narratives) (Details) - USD ($)
$ in Millions
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2018
Lessee Lease Description [Line Items]      
Lease option to extend, description Some lease terms include one or more options to renew    
Lease, existence of option to extend true    
Sublease income $ 2.5    
Product Revenues $ 8.9 $ 11.2 $ 8.9
Hardware      
Lessee Lease Description [Line Items]      
Lease termination rights period 60 days    
Lease term 3 years    
Hardware | Product      
Lessee Lease Description [Line Items]      
Product Revenues $ 8.9 $ 11.2 $ 8.9
Minimum [Member]      
Lessee Lease Description [Line Items]      
Sublease term 5 years    
Minimum [Member] | Facilities      
Lessee Lease Description [Line Items]      
Lease term 1 year    
Minimum [Member] | Equipment      
Lessee Lease Description [Line Items]      
Lease term 1 year    
Minimum [Member] | Vehicles      
Lessee Lease Description [Line Items]      
Lease term 1 year    
Maximum      
Lessee Lease Description [Line Items]      
Sublease term 6 years    
Maximum | Facilities      
Lessee Lease Description [Line Items]      
Lease term 8 years    
Maximum | Equipment      
Lessee Lease Description [Line Items]      
Lease term 5 years    
Maximum | Vehicles      
Lessee Lease Description [Line Items]      
Lease term 5 years