Revenue Recognition (Payment Terms) (Details)	6 Months Ended
	Aug. 07, 2020	Jul. 31, 2020
Minimum
Disaggregation of Revenue [Line Items]
Subscription Payment Terms		30 days
EBA Payment Terms		30 days
Maximum
Disaggregation of Revenue [Line Items]
Subscription Payment Terms		45 days
EBA Payment Terms		60 days
Subsequent event | Maximum
Disaggregation of Revenue [Line Items]
Subscription Payment Terms	60 days