Income Taxes - Components of Income Tax Expense (Details) - USD ($)	12 Months Ended
	Jan. 31, 2019	Jan. 31, 2018
Current tax (expense) benefit:
Federal	$ 7,000
State	$ (7,000)	$ (11,000)
Total current provision		(11,000)
Deferred tax benefit:
Federal		95,000
Total Deferred tax benefit		95,000
Income tax benefit		$ 84,000