Stockholders’ Equity (Details 2)	6 Months Ended
	Jul. 31, 2018 $ / shares shares
Restricted stock, outstanding, beginning	69,573
Restricted stock, granted	66,609
Restricted stock, vested	0
Restricted stock, forfeited	0
Restricted stock, outstanding, ending	136,182
Weighted average grant date fair value, outstanding, beginning | $ / shares	$ 13.63
Weighted average grant date fair value, granted | $ / shares	13.84
Weighted average grant date fair value, vested | $ / shares	.00
Weighted average grant date fair value, forfeited | $ / shares	.00
Weighted average grant date fair value, outstanding, ending | $ / shares	$ 13.73
Restricted stock grants - employees
Restricted stock, outstanding, beginning	42,291
Restricted stock, granted	41,835
Restricted stock, vested	0
Restricted stock, forfeited	0
Restricted stock, outstanding, ending	84,126
Restricted stock grants - non-employee directors
Restricted stock, outstanding, beginning	14,493
Restricted stock, granted	14,336
Restricted stock, vested	0
Restricted stock, forfeited	0
Restricted stock, outstanding, ending	28,829
Retainer in stock - non-employee directors
Restricted stock, outstanding, beginning	12,789
Restricted stock, granted	10,438
Restricted stock, vested	0
Restricted stock, forfeited	0
Restricted stock, outstanding, ending	23,227