XML 93 R76.htm IDEA: XBRL DOCUMENT v3.20.2
Trade Receivables - Movement in ECL allowance (Details) - Trade receivables - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2020
Jun. 30, 2019
Changes in allowance account for credit losses of financial assets [abstract]    
Beginning balance $ 519 $ 629
Change in estimate 637 (110)
Ending balance $ 1,156 $ 519