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Concentrations Risks and Uncertainties (Details) - USD ($) $ in Millions	1 Months Ended		6 Months Ended
	May 31, 2020	Mar. 31, 2020	Jun. 30, 2020	Jun. 30, 2019	Dec. 31, 2019
Concentrations, Risks and Uncertainties
Reduction in salary	10.00%
Percentage of positions eliminated			50.00%
Chief Executive Officer
Concentrations, Risks and Uncertainties
Reduction in salary		50.00%
Executive officers \| Minimum
Concentrations, Risks and Uncertainties
Reduction in salary		25.00%
Executive officers \| Maximum
Concentrations, Risks and Uncertainties
Reduction in salary		50.00%
United States Workforce \| Minimum
Concentrations, Risks and Uncertainties
Reduction in salary		2.00%
United States Workforce \| Maximum
Concentrations, Risks and Uncertainties
Reduction in salary		15.00%
Board of Directors
Concentrations, Risks and Uncertainties
Reduction in compensation		25.00%
Customer \| Total revenues \| One Customer
Concentrations, Risks and Uncertainties
Concentration risk				10.00%
Significant vendors \| Purchases
Concentrations, Risks and Uncertainties
Concentration risk			7.00%	19.00%
Purchases from the vendor			$ 4.7	$ 23.0
Accounts payable			$ 1.2		$ 4.3