Income Taxes (Components of Income Tax Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Jan. 31, 2019	Jan. 31, 2018
Current
Federal	$ (24)	$ (296)
State	102	98
Current income tax benefit (expense)	78	(198)
Deferred
Federal	(247)	5,270
State	(165)	141
Total deferred income taxes	(412)	5,411
Change in Valuation Allowance	831	410
Deferred income taxes	419	5,821
Income tax expense (benefit)	$ 497	$ 5,623