Contingencies (Details Narrative) - USD ($)	Jul. 31, 2020	Jan. 31, 2020
Loss contingency accrual	$ 80,000.00	$ 200,000
2014 [Member] | Third Case [Member]
Loss contingency accrual	100,000
2014 [Member] | Second Case [Member]
Loss contingency accrual	300,000
2016 [Member] | Last Case [Member]
Loss contingency accrual	700,000
2010 [Member] | First Case [Member]
Loss contingency accrual	$ 100,000