Quarterly report pursuant to Section 13 or 15(d)

Earnings Per Share - Components of Basic and Diluted Earnings Per Share (Details)

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Earnings Per Share - Components of Basic and Diluted Earnings Per Share (Details) - USD ($)
3 Months Ended 6 Months Ended 9 Months Ended
Mar. 31, 2017
Dec. 31, 2016
Sep. 30, 2016
Mar. 31, 2016
Dec. 31, 2015
Sep. 30, 2015
Dec. 31, 2016
Dec. 31, 2015
Mar. 31, 2017
Mar. 31, 2016
Earnings Per Share [Abstract]                    
Net income (loss) available to common shareholders, Net Income $ 699,968 $ (2,168,394) $ (386,111) $ 849,479 $ 1,202,017 $ (737,980) $ (2,554,505) $ 464,037 $ (1,854,537) $ 1,313,516
Net income (loss) available to common shareholders, Shares 10,987,214 10,877,446 10,697,425 10,427,664 10,308,186 10,281,335 10,783,685 10,294,760 10,850,538 10,338,740
Net income (loss) available to common shareholders, Per Share $ 0.06 $ (0.20) $ (0.04) $ 0.08 $ 0.12 $ (0.07) $ (0.24) $ 0.05 $ (0.17) $ 0.13
Effect of dilutive securities Stock options 134,406     212,674         212,674
Effect of dilutive securities Warrants     3,141         3,141
Diluted income (loss) per share, Net Income $ 699,968     $ 849,479         $ (1,854,537) $ 1,313,516
Diluted income (loss) per share, Shares 11,121,620 10,877,446 10,697,425 10,643,479 10,548,922 10,281,335 10,783,685 10,535,496 10,850,538 10,554,555
Diluted income (loss) per share, Per share $ 0.06 $ (0.20) $ (0.04) $ 0.08 $ 0.11 $ (0.07) $ (0.24) $ 0.04 $ (0.17) $ 0.12