Annual report pursuant to Section 13 and 15(d)

Derivative Instruments and Hedging Transactions - Additional Information (Details)

v3.20.2
Derivative Instruments and Hedging Transactions - Additional Information (Details) - USD ($)
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Derivative [Line Items]    
Derivative open positions expected settlement period 2 days  
Unrealized gains on foreign exchange $ 57,000 $ 0
Futures And Forward Contract    
Derivative [Line Items]    
Derivative open positions expected settlement period 30 days