Share-Based Compensation - Cash-Settled Performance Units, Narrative (Details) - Cash-Settled Performance Units - USD ($) $ in Millions |
12 Months Ended | ||
---|---|---|---|
Jun. 30, 2020 |
Jun. 30, 2019 |
Jun. 30, 2018 |
|
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |||
Fair value of vested awards | $ 0.4 | $ 0.4 | $ 0.2 |
Payments made to settle vested performance share units | $ 0.3 | $ 0.3 | $ 0.2 |