AVERAGE SHARE INFORMATION (Details) - USD ($)	3 Months Ended		12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Mar. 31, 2017
Basic:
Weighted average common shares outstanding (in shares)	8,687,195	8,721,718
Diluted:
Weighted average common shares outstanding (in shares)	8,687,195	8,721,718
Dilutive potential common shares stock options (in shares)	139,400	48,656
Weighted average diluted shares outstanding (in shares)	8,826,595	8,770,374
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	558,618	804,955
Net Income (Loss) Attributable to Parent	$ 13,067,686	$ 16,617,954	$ 73,600,294
Earnings Per Share, Basic	$ 1.50	$ 1.91
Earnings Per Share, Diluted	$ 1.48	$ 1.89