Organization and Summary of Significant Accounting Policies - Leases (Details) - extensionOption	12 Months Ended
	Sep. 30, 2023	Dec. 31, 2014
Lessee, Lease, Description [Line Items]
Initial term of lease (in years)	10 years
Corporate Office Lease, Two Five-Year Extension Options
Lessee, Lease, Description [Line Items]
Initial term of lease (in years)		13 years
Number of extension options	2
Renewable term of lease (in years)	5 years
Minimum
Lessee, Lease, Description [Line Items]
Initial term of lease (in years)	3 years
Initial term of finance lease (in years)	2 years
Maximum
Lessee, Lease, Description [Line Items]
Initial term of lease (in years)	10 years
Initial term of finance lease (in years)	5 years