Revenue Recognition - Accounts Receivable (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Sep. 30, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 70,013	$ 60,139
Allowance for doubtful accounts	(24,018)	(19,367)
Accounts receivable, net	45,995	40,772
Gaming
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	40,385	37,921
Food and beverage
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	18	13
Hotel
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	5,601	3,106
Retail, entertainment and other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Accounts receivable	$ 24,009	$ 19,099