Loans Receivable - Components of the Allowance for Loan Losses (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Components of the Allowance For Loan Losses:
Beginning Balance	$ 14,911	$ 12,970
Provision for Loan Losses	12,722	4,255
Charge-offs	(6,201)	(5,484)
Recoveries	699	622
Ending Balance	31,594	12,363
Cumulative Effect, Period of Adoption, Adjustment
Components of the Allowance For Loan Losses:
Beginning Balance	$ 9,463	$ 0

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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Amount of recovery of financing receivables doubtful of collection that were previously charged off.

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Amount of writeoff of financing receivable, charged against allowance for credit loss.

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Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

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