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Summary of Significant Accounting Policies (Details) - USD ($) $ in Thousands		12 Months Ended
	Oct. 07, 2022	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2022
Accounting Policies [Abstract]
Deferred financing cost amortization		$ 475	$ 287	$ 268
Debt Issuance Costs, Noncurrent, Net		2,597	598
Accounts Receivable, Allowance for Credit Loss		(4,340)	(1,818)
Deferred tax assets		16,055	22,458
Letters of Credit Outstanding, Amount		5,545
Redeemable Noncontrolling Interest, Equity, Redemption Value		4,007
Noncontrolling Interest, Change in Redemption Value		(3,863)	(22,695)	(20,750)
Operating right of use assets		88,388	61,956
Operating Lease, Liability		88,095
Stockholders' Equity Attributable to Parent		883,955	611,113
Redeemable Noncontrolling Interest [Line Items]
Sale of Stock, Percentage of Ownership before Transaction	100.00%
Noncontrolling Interest [Line Items]
Redeemable Noncontrolling Interest, Equity, Carrying Amount		4,007	40,996	49,951	$ 29,193
Income (Loss) from Continuing Operations, Net of Tax, Attributable to Noncontrolling Interest		5,867	13,385	11,499
Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests			32,000	0
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders		(8,592)	(16,155)	(11,491)
Noncontrolling Interest, Change in Redemption Value		3,863	22,695	$ 20,750
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent		1,873	$ 3,120
Noncontrolling Interest, Decrease from Deconsolidation		$ 40,000
Noncontrolling Owner
Redeemable Noncontrolling Interest [Line Items]
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners		20.00%
Owner
Noncontrolling Interest [Line Items]
Noncontrolling Interest, Ownership Percentage by Parent		80.00%

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