Stockholders' Equity (Details 2)	9 Months Ended
	Oct. 31, 2019 $ / shares shares
Restricted stock, outstanding, beginning	137,999
Restricted stock, granted	7,292
Restricted stock, vested	2,675
Restricted stock, forfeited	12,397
Restricted stock, outstanding, ending	130,219
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	15.85
Weighted average grant date fair value, forfeited | $ / shares	13.87
Weighted average grant date fair value, outstanding, ending | $ / shares	$ 13.66
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	2,675
Restricted stock, forfeited	0
Restricted stock, outstanding, ending	29,661