Deferred Compensation Plan For Directors (Details) - USD ($)	3 Months Ended	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2023	Sep. 30, 2022
Deferred Compensation Plan For Directors [Line Items]
Number of shares credited to directors deferred fee account		304,741
Outstanding deferred balance		$ 1,487,590	$ 1,496,243
Total expenses charged to the company's results of operations	$ 44,827	$ 228,017	$ 191,852
Maximum [Member]
Deferred Compensation Plan For Directors [Line Items]
Period outside directors may elect to receive shares		10 years