Investment in Affiliate (Details) - USD ($) $ in Millions		9 Months Ended
	Nov. 13, 2018	Sep. 30, 2020
Investments, Debt and Equity Securities [Abstract]
Investments in and Advances to Affiliates, Balance, Shares	1,879,699
Discontinued Operation, Equity Method Investment Retained after Disposal, Ownership Interest after Disposal	19.90%
Disposal Group, Including Discontinued Operation, Consideration	$ 2.1
Investments in and Advances to Affiliates, Additional Information		no known identified events or changes in circumstances that may have a significant adverse effect on the fair value of the investment
Related Party Transaction, Description of Transaction		FBC Holdings the right to exchange up to 2,500,000 of the Company’s Series B Preferred Shares held by FBC Holdings for up to all of the SVTP Preferred Shares held by the Company (the “Exchange Right”), with such Exchange Right expiring within two years of the November 2018 closing