| CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN STOCKHOLDERS' EQUITY (Unaudited) - USD ($) | Common Stock | Series B Preferred Stock | Series E Preferred Stock | Paid-In Capital | Series E Preferred StockTreasury Stock | Common Stock Treasury Stock | Accumulated Deficit | Total | 
|---|---|---|---|---|---|---|---|---|
| Beginning balance, shares at Sep. 30, 2017 | 2,088,186 | 214,244 | 127,840 | |||||
| Beginning balance, value at Sep. 30, 2017 | $ 2,088 | $ 214 | $ 128 | $ 63,157,178 | $ (999,584) | $ (28,575,716) | $ 33,584,308 | |
| Series E preferred stock dividends | (1,168) | (1,168) | ||||||
| Stock based compensation | 497,157 | 497,157 | ||||||
| Purchase of Series E preferred treasury stock | (4,000) | (4,000) | ||||||
| Purchase of common treasury stock | (550,427) | (550,427) | ||||||
| Net income | 5,922,719 | 5,922,719 | ||||||
| Ending balance, shares at Mar. 31, 2018 | 2,088,186 | 214,244 | 127,840 | |||||
| Ending balance, value at Mar. 31, 2018 | $ 2,088 | $ 214 | $ 128 | 63,654,335 | (4,000) | (1,550,011) | (22,654,165) | 39,448,589 | 
| Beginning balance, shares at Sep. 30, 2018 | 2,088,186 | 214,244 | 127,840 | |||||
| Beginning balance, value at Sep. 30, 2018 | $ 2,088 | $ 214 | $ 128 | 63,654,335 | (4,000) | (1,550,011) | (22,654,165) | 39,448,589 | 
| Series E preferred stock dividends | (584) | (584) | ||||||
| Stock based compensation | 78,201 | 78,201 | ||||||
| Purchase of common treasury stock | (321,462) | (321,462) | ||||||
| Net income | 2,003,915 | 2,003,915 | ||||||
| Ending balance, shares at Mar. 31, 2019 | 2,088,186 | 214,244 | 127,840 | |||||
| Ending balance, value at Mar. 31, 2019 | $ 2,088 | $ 214 | $ 128 | $ 63,732,536 | $ (4,000) | $ (1,871,473) | $ (20,650,834) | $ 41,208,659 |