Stockholders' Equity (Details 2)	6 Months Ended
	Jul. 31, 2019 $ / shares shares
Restricted stock, outstanding, beginning	137,999
Restricted stock, granted	7,292
Restricted stock, vested	0
Restricted stock, forfeited	12,397
Restricted stock, outstanding, ending	132,894
Weighted average grant date fair value, outstanding, beginning | $ / shares	$ 13.77
Weighted average grant date fair value, granted | $ / shares	11.63
Weighted average grant date fair value, vested | $ / shares	.00
Weighted average grant date fair value, forfeited | $ / shares	13.87
Weighted average grant date fair value, outstanding, ending | $ / shares	$ 13.65
Restricted stock grants - employees
Restricted stock, outstanding, beginning	84,126
Restricted stock, granted	0
Restricted stock, vested	0
Restricted stock, forfeited	12,397
Restricted stock, outstanding, ending	71,729
Restricted stock grants - non-employee directors
Restricted stock, outstanding, beginning	28,829
Restricted stock, granted	0
Restricted stock, vested	0
Restricted stock, forfeited	0
Restricted stock, outstanding, ending	28,829
Retainer in stock - non-employee directors
Restricted stock, outstanding, beginning	25,044
Restricted stock, granted	7,292
Restricted stock, vested	0
Restricted stock, forfeited	0
Restricted stock, outstanding, ending	32,336