Income Taxes (Details)	3 Months Ended			9 Months Ended		12 Months Ended
	Mar. 31, 2021	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Sep. 30, 2020 USD ($)	Sep. 30, 2019 USD ($)	Dec. 31, 2019 USD ($)	Dec. 31, 2018	Dec. 31, 2017
Income Taxes [Line Items]
Liability for uncertain tax positions		$ 0		$ 0
Income Taxes Receivable, Current		0		0		$ 485,000
Income Taxes Receivable, Noncurrent		0		0		$ 485,000
Income Tax Expense (Benefit)		0	$ 0	2,000	$ 2,000
Operating Loss Carryforwards, Limitation on Annual Utilization						80
New jersey State [Member]
Income Taxes [Line Items]
Income Tax Expense (Benefit)		0	$ 0	2,000	$ 2,000
CARES Act
Income Taxes [Line Items]
Income Taxes Receivable, Current		$ 485,000		$ 485,000
Operating Loss Carryforwards, Limitation on Annual Utilization				100			80
Operating Loss Carryforwards, Expiration Term							20 years
MTC
Income Taxes [Line Items]
Income Taxes Receivable, Current						$ 485,000
Income Taxes Receivable, Noncurrent						$ 485,000
Effective Income Tax Rate Reconciliation, Tax Credit, Percent	100.00%							50.00%