Annual report pursuant to Section 13 and 15(d)

Share-Based Compensation - Restricted Stock Units (Details)

v3.24.3
Share-Based Compensation - Restricted Stock Units (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2022
Weighted Average Grant Date Fair Value Per RSU      
Compensation expense recorded upon vesting of awards $ 15,031 $ 10,759 $ 8,000
Restricted Stock      
Number of Shares [Roll Forward]      
Unvested, beginning balance (in shares) 824,280 715,724 595,561
Shares awarded (in shares) 110,113 210,412 256,167
Shares vested (in shares) (421,873) (76,963) (134,481)
Shares forfeited (in shares) (3,349) (24,893) (1,523)
Unvested, ending balance (in shares) 509,171 824,280 715,724
Weighted Average Grant Date Fair Value Per RSU      
Unvested shares, beginning balance, weighted average grant date fair value (in dollars per share) $ 28.41 $ 29.34 $ 25.42
Awarded, weighted average grant date fair value (in dollars per share) 45.70 26.21 32.62
Vested, weighted average grant date fair value (in dollars per share) 29.05 31.01 18.19
Forfeited, weighted average grant date fair value (in dollars per share) 32.11 28.36 33.77
Outstanding, ending balance, weighted average grant date fair value (in dollars per share) $ 31.59 $ 28.41 $ 29.34
Aggregate grant date fair value of awards $ 5,032 $ 5,514 $ 8,356
Compensation expense recorded upon vesting of awards 8,416 8,717 6,966
Unrecognized compensation expense at fiscal year-end $ 6,331 $ 9,766 $ 15,152
Weighted average recognition period remaining, in years 2 years 6 months 2 years 6 months 2 years 6 months