Earnings Per Share - Schedule of Antidilutive Securities (Details) - shares shares in Thousands	3 Months Ended		6 Months Ended
	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025
Stock options
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Stock options (in shares)	22	1	22	1
Time-based restricted stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Stock options (in shares)	569	179	569	102
Performance-based restricted stock
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Stock options (in shares)	337	48	337	0