STOCKHOLDERS' EQUITY (Details 1) - USD ($)	12 Months Ended
	Jan. 31, 2019	Jan. 31, 2018
Total stock-based compensation	$ 743,757	$ 424,565
Total income tax benefit recognized for stock-based compensation arrangements	267,752	153,203
Two Thousand Twelve Plan [Member]
Total stock-based compensation	0	206
Two Thousand Fifteen Plan [Member]
Total stock-based compensation	0	197,284
Two Thousand Twelve Seventeen Plan [Member]
Total stock-based compensation	721,111	225,162
Stock Appreciation Rights [Member]
Total stock-based compensation	$ 22,646	$ 1,913