Accounts Payable and Accrued Expenses (Details) - USD ($)	Sep. 30, 2021	Dec. 31, 2020
Payables and Accruals [Abstract]
Non-employee directors’ compensation	$ 0	$ 349,000

Amount of expenses incurred but not yet paid nor invoiced, and liabilities classified as other.

No definition available.

Name:	us-gaap_AccruedLiabilitiesAndOtherLiabilities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant