Organization and Significant Accounting Policies (Details) - COVID-19 pandemic			1 Months Ended
	Apr. 01, 2020	Mar. 30, 2020	Oct. 31, 2020
Unusual or Infrequent Item, or Both
Reduction headcount (percentage)		35.00%
Chief Executive Officer
Unusual or Infrequent Item, or Both
Compensation reduction (percentage)	20.00%
Executive Officers
Unusual or Infrequent Item, or Both
Compensation reduction (percentage)	10.00%
Board Of Directors
Unusual or Infrequent Item, or Both
Compensation reduction (percentage)	20.00%
Subsequent Event | Data Analytics
Unusual or Infrequent Item, or Both
Reduction headcount (percentage)			35.00%