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Common Stock (Details Narrative) - USD ($) $ / shares in Units, $ in Millions	2 Months Ended	12 Months Ended
	Dec. 14, 2020	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2018	Jun. 30, 2020	Jun. 30, 2019
Subsequent Event [Line Items]
Dividends per share		$ 0.04	$ 0.04	$ 0.03	$ 0.03	$ 0.03
Aggregate amount of dividend		$ 1.3	$ 1.3	$ 1.2
Number of stock retired, shares		516,102	128,040
Number of stock retired, value		$ 9.5	$ 2.9
Subsequent Event [Member]
Subsequent Event [Line Items]
Number of common stock purchased	74,659
Number of common shares purchased, value	$ 1.8

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