Stock-Based Compensation and Stockholders' Rights (Tables)

9 Months Ended

Oct. 31, 2016

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Restricted Stock and Stock Unit Award Activity

The following table presents a summary of restricted stock and stock unit awards at October 31, 2016 and 2015:

			Expense for 3 months ended				Expense for 9 months ended				Unrecognized Compensation Cost at
Date of Grants	Units Granted	Terms of Vesting	10/31/2016		10/31/2015		10/31/2016		10/31/2015		10/31/2016
2011 Stock Incentive Plan
06/21/2016	51,284	1 year	$	50,000	$	—	$	83,000	$	—	$	116,000
06/21/2016	36,000	3 years	12,000		—		20,000		—		120,000
06/22/2015	48,000	4 years	8,000		8,000		24,000		13,000		86,000
06/22/2015	27,174	1 year	—		19,000		25,000		33,000		—
06/24/2014	490,000	5 years	60,000		60,000		180,000		185,000		620,000
06/24/2014	28,626	1 year	—		—		—		25,000		—
06/19/2012	520,000	5 years	37,000		37,000		111,000		114,000		86,000
Totals for the period			$	167,000	$	124,000	$	443,000	$	370,000	$	1,028,000