v3.19.3

Financial Derivatives (Schedule of Derivative Activity) (Details) - USD ($) $ in Thousands | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2019 | Dec. 31, 2018
Interest rate swaps |  |
Derivative [Line Items] |  |
Average Monthly Notional | $ 730,908 | $ 1,059,756
TBA securities |  |
Derivative [Line Items] |  |
Average Monthly Notional | 1,087,157 |
Credit default swaps |  |
Derivative [Line Items] |  |
Average Monthly Notional | 410,213 | 566,805
Total return swaps |  |
Derivative [Line Items] |  |
Average Monthly Notional | 39,779 | 53,603
Futures |  |
Derivative [Line Items] |  |
Average Monthly Notional | 199,246 | 201,295
Options |  |
Derivative [Line Items] |  |
Average Monthly Notional | 25,772 | 99,891
Forwards |  |
Derivative [Line Items] |  |
Average Monthly Notional | 33,360 | $ 45,522
Warrants |  |
Derivative [Line Items] |  |
Average Monthly Notional | $ 2,281 |

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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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- Details
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- Details
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- Details
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