Stockholders' Equity (Details) - USD ($) |
12 Months Ended | |||
---|---|---|---|---|
Sep. 30, 2020 |
Sep. 30, 2019 |
Sep. 30, 2018 |
May 31, 2018 |
|
Equity, Class of Treasury Stock [Line Items] | ||||
Purchase of additional common stock authorized | $ 1,500,000 | |||
Purchase of treasury stock | $ 7,635 | $ 7,454,000 | $ 1,219,228 | |
Maximum [Member] | ||||
Equity, Class of Treasury Stock [Line Items] | ||||
Purchase of common stock, approval level | $ 1,500,000 | |||
2010 Restricted Stock Plan [Member] | ||||
Equity, Class of Treasury Stock [Line Items] | ||||
Purchase of treasury stock | $ 7,635 | |||
Purchase of treasury stock, shares | 632 |