Selected Account Information - Schedule of Selling, General and Administrative Expenses (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Sep. 30, 2025	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023
Selected Account Information [Abstract]
Taxes and permits		$ 14,186	$ 16,177	$ 11,966
Advertising and marketing		11,512	12,461	11,928
Supplies and services		10,230	10,896	10,724
Insurance		15,024	13,059	10,268
Lease		6,406	7,099	7,206
Legal	$ 9,000	14,476	4,155	3,742
Utilities		6,086	6,075	5,760
Charge cards fees		6,976	6,968	7,090
Security		4,205	5,080	5,618
Accounting and professional fees		4,641	4,260	4,286
Repairs and maintenance		5,090	4,690	4,924
Stock-based compensation		1,373	1,882	2,588
Other		7,634	6,870	6,924
Total selling, general, and administrative expenses		$ 107,839	$ 99,672	$ 93,024