13. Earnings Per Share (Details - Computation of loss per share) - USD ($) |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2018 |
Mar. 31, 2017 |
Mar. 31, 2018 |
Mar. 31, 2017 |
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| Basic | ||||
| Net income | $ 1,923,273 | $ 1,840,666 | $ 3,800,828 | $ 3,269,239 |
| Less: preferred stock dividends | (292) | (480) | (584) | (959) |
| Net income applicable to common stock | $ 1,922,981 | $ 1,840,186 | $ 3,800,244 | $ 3,268,280 |
| Weighted average common shares outstanding | 1,970,136 | 2,058,064 | 1,972,758 | 2,029,023 |
| Basic earnings per share | $ 0.98 | $ 0.89 | $ 1.93 | $ 1.61 |
| Diluted | ||||
| Net income (loss) applicable to common stock | $ 1,922,981 | $ 1,840,186 | $ 3,800,244 | $ 3,268,280 |
| Add: preferred stock dividends | 292 | 480 | 292 | 959 |
| Net income applicable for diluted earnings per share | $ 1,923,273 | $ 1,840,666 | $ 3,800,536 | $ 3,269,239 |
| Weighted average common shares outstanding | 1,970,136 | 2,058,064 | 1,972,758 | 2,029,023 |
| Add: Options | 44,923 | 69,979 | 44,171 | 56,458 |
| Add: Common Stock Warrants | 0 | 0 | 0 | 0 |
| Assumed weighted average common shares outstanding | 3,811,672 | 3,917,228 | 3,756,114 | 3,874,666 |
| Diluted earnings per share | $ 0.50 | $ 0.47 | $ 1.01 | $ 0.84 |
| Series B Preferred Stock [Member] | ||||
| Diluted | ||||
| Add: Preferred Stock | 1,071,200 | 1,071,200 | 1,071,200 | 1,071,200 |
| Series B Preferred Stock Warrants [Member] | ||||
| Diluted | ||||
| Add: Preferred Stock | 590,145 | 590,145 | 590,145 | 590,145 |
| Series E Preferred Stock [Member] | ||||
| Basic | ||||
| Less: preferred stock dividends | $ (584) | $ (959) | ||
| Diluted | ||||
| Add: Preferred Stock | 77,840 | 127,840 | 77,840 | 127,840 |
| X | ||||||||||
- Definition Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). diluted effect No definition available.
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| X | ||||||||||
- Definition Amount of paid and unpaid preferred stock dividends declared with the form of settlement in cash, stock and payment-in-kind (PIK). Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of call options and warrants using the treasury stock method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible preferred stock using the if-converted method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent, and includes adjustments resulting from the assumption that dilutive convertible securities were converted, options or warrants were exercised, or that other shares were issued upon the satisfaction of certain conditions. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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- References No definition available.
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| X | ||||||||||
- Definition The consolidated profit or loss for the period, net of income taxes, including the portion attributable to the noncontrolling interest. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition The average number of shares or units issued and outstanding that are used in calculating diluted EPS or earnings per unit (EPU), determined based on the timing of issuance of shares or units in the period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Number of [basic] shares or units, after adjustment for contingently issuable shares or units and other shares or units not deemed outstanding, determined by relating the portion of time within a reporting period that common shares or units have been outstanding to the total time in that period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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