LEASES - Lease Cost (Details)
$ in Thousands
12 Months Ended
Jun. 30, 2020
USD ($)
Lessee, Lease, Description [Line Items]  
Total lease costs $ 8,868
Operating expenses  
Lessee, Lease, Description [Line Items]  
Fixed lease costs 6,068
Variable lease costs 358
Cost of revenues  
Lessee, Lease, Description [Line Items]  
Fixed lease costs 2,062
Variable lease costs $ 380