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Leases, Lease Arrangement (Details)
Jun. 30, 2020
USD ($)
Apr. 30, 2020
USD ($)
ft²
Lessee, Lease, Description    
Lessee, operating lease, future lease payments, undiscounted $ 52,317,000  
San Jose facility    
Lessee, Lease, Description    
Area of real estate property | ft²   90,000
Lessee, operating lease, term of contract   128 months
Lessee, operating lease, variable rate, beginning of lease   $ 3.26
Lessee, operating lease, variable rate, end of lease   $ 4.38
Lessee, operating lease, renewal term   60 months
Lessee, operating lease, future lease payments, undiscounted 41,000,000  
Total reimbursement receivable under lease agreement $ 9,000,000.0