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Leases - Narrative (Details)
$ in Thousands
3 Months Ended
Sep. 30, 2021
USD ($)
ft²
Sep. 30, 2020
USD ($)
Jul. 31, 2021
USD ($)
Jun. 30, 2021
USD ($)
Lessee, Lease, Description [Line Items]        
Operating lease cost $ 700 $ 600    
Weighted average discount rate 9.00%      
Weighted average remaining lease term 4 years 10 months 24 days      
Right of use assets $ 6,490     $ 4,298
China        
Lessee, Lease, Description [Line Items]        
Right of use assets $ 2,600      
Term of lease (in years) 6 years      
Square footage of area leased | ft² 100,682      
United Kingdom        
Lessee, Lease, Description [Line Items]        
Lease payments to be received     $ 200  
Operating lease, term of contract (in years)     20 years