Accumulated Stockholders' Equity - Schedule of Shares Repurchased and Subsequently Retired (Details) - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022
Stockholders' Equity Note [Abstract]
Number of shares repurchased	5,143	1,511	6,833
Total cost of share repurchased	$ 60,391	$ 15,150	$ 130,328

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.