Schedule of the Components of Assets and Liabilities (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Schedule Of Equity Method Investments [Line Items]
Assets	$ 26,766	$ 21,917
Liabilities	10,809	10,070
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member]
Schedule Of Equity Method Investments [Line Items]
Assets	31,672	21,618
Liabilities	12,715	11,042
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] | Oak Grove Asset Acquisitions LP [Member]
Schedule Of Equity Method Investments [Line Items]
Assets	624	1,602
Liabilities	5	797
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] | CPFH LLC [Member]
Schedule Of Equity Method Investments [Line Items]
Assets	24,748	20,016
Liabilities	12,700	$ 10,245
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member] | HGC Funding I LLC [Member]
Schedule Of Equity Method Investments [Line Items]
Assets	6,300
Liabilities	$ 10