Nature of Business and Basis of Presentation (Schedule of breakdown of loan modification requests) (Details) $ in Thousands	6 Months Ended
Jun. 30, 2020 USD ($) Investments
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans \| Investments	863
Amount	$ 647,094
% of Total portfolio	31.80%
Payment deferrals [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	602
Amount	$ 488,984
% of Total portfolio	24.00%
Interest Only [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	253
Amount	$ 154,093
% of Total portfolio	7.60%
Financial difficulty (TDR) [Member]
Financing Receivable, Troubled Debt Restructuring [Line Items]
Loans	8
Amount	$ 4,017
% of Total portfolio	0.20%

Percentage of deferrals of payments.

No definition available.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings.

+ References

+ Details

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- Definition

Amount of financing receivable modified as troubled debt restructuring.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=121611835&loc=SL6953676-111524

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 40
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=121585226&loc=d3e18845-111554

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