v3.19.3

Investment in Loans (Schedule of Commercial Loans: Geographic Distribution) (Details) - Financing Receivables, Unpaid Principal Balance [Member] - Geographic Concentration Risk [Member] - Commercial mortgage loans | 9 Months Ended
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Sep. 30, 2019
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 100.00%
Florida [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 24.40%
NEW YORK |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 17.30%
CONNECTICUT |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 16.60%
New Jersey [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 13.00%
Virginia [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 6.60%
MASSACHUSETTS |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 4.60%
NORTH CAROLINA |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 3.80%
Arizona [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 3.70%
Indiana [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 2.10%
PENNSYLVANIA |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 1.60%
Nevada [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 1.40%
Tennessee [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 1.40%
Louisiana [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 1.30%
ILLINOIS |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 1.20%
Other [Member] |
Accounts, Notes, Loans and Financing Receivable [Line Items] |
Percentage of Total Outstanding Unpaid Principal Balance | 1.00%

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