Share-based Compensation - Options Rollforward (Details) - Stock options - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended	12 Months Ended
	Sep. 30, 2021	Jun. 30, 2021
Awards
Outstanding at the beginning of the period (in shares)	1,046
Exercised (in shares)	(3)
Forfeited, expired or repurchased (in shares)	(10)
Outstanding at the end of the period (in shares)	1,033	1,046
Vested and expected to vest, Awards (in shares)	1,033
Exercisable at the end of the period (in shares)	604
Weighted-Average Exercise Price
Outstanding at the beginning of the period (in dollars per share)	$ 9.51
Exercised (in dollars per share)	3.55
Forfeited, expired or repurchased (in dollars per share)	3.55
Outstanding at the end of the period (in dollars per share)	9.59	$ 9.51
Vested and expected to vest, Weighted-Average Exercise Price (in dollars per share)	9.59
Exercisable at the end of the period (in dollars per share)	$ 11.94
Aggregate Intrinsic Value
Outstanding at the beginning of the period (in dollars)	$ 25
Exercised (in dollars)	$ 2
Outstanding at the end of the period (in dollars)		$ 25
Weighted Average Remaining Contractual Life
Weighted Average Remaining Contractual Life (yrs.)	7 years	7 years 2 months 12 days
Vested and expected to vest	7 years
Exercisable at the end of the period	6 years 1 month 6 days