Loans Receivable - Components of Loans Receivable, Net (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2018	Mar. 31, 2018
Receivables [Abstract]
Loans Receivable, Gross	$ 96,519	$ 96,387
Unamortized Fees	(6,956)	(6,223)
Loans Receivable, Amortized Cost	89,563	90,164
Allowance for Loan Losses	(30,693)	(14,911)	$ (12,783)	$ (31,594)	$ (12,970)	$ (12,363)
Loans Receivable, Net of Allowances and Unamortized Fees	$ 58,870	$ 75,253