Business Restructuring Business Restructuring - Additional Information (Details)	3 Months Ended	12 Months Ended
	Jun. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring Charges	$ 2,345,657
Restructuring and Related Cost, Number of Positions Eliminated	11
Severance Costs	$ 224,773	$ 224,773
Facility Relocation Costs	225,000	100,000
Inventory Write-down	$ 1,895,884	2,595,884	$ 0
Accrued Vacated Office Facility Costs		400,000
Restructuring Reserve		400,000
IdleFacilityImpairmentCharge		400,000	$ 0
Facility Relocation [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve		0
Payments for Restructuring		(100,000)
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve		0
Payments for Restructuring		(224,773)
IdleFacilityImpairment [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve		400,000
Quell [Member]
Restructuring Cost and Reserve [Line Items]
Inventory Write-down		1,895,884
Quell [Member] | Research and Development Expense [Member]
Restructuring Cost and Reserve [Line Items]
Severance And Relocation Costs		311,514
Quell [Member] | Selling and Marketing Expense [Member]
Restructuring Cost and Reserve [Line Items]
Severance And Relocation Costs		221,387
Quell [Member] | General and Administrative Expense [Member]
Restructuring Cost and Reserve [Line Items]
Severance And Relocation Costs		$ 191,872