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Other Derivatives - Hedging instruments on statements of operations (Details) - Nonoperating Income (Expense) - USD ($) $ in Thousands | 3 Months Ended
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Mar. 31, 2020 | Mar. 31, 2019
Interest Rate Products |  |
Derivatives not designated as cash flow hedging instruments under Subtopic 815-20 |  |
Derivative, Gain (Loss) on Derivative, Net | $ (168) | $ (13)
Other Contracts |  |
Derivatives not designated as cash flow hedging instruments under Subtopic 815-20 |  |
Derivative, Gain (Loss) on Derivative, Net | (66) |
Not Designated as Hedging Instrument |  |
Derivatives not designated as cash flow hedging instruments under Subtopic 815-20 |  |
Derivative, Gain (Loss) on Derivative, Net | $ (234) | $ (13)

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- Definition Amount of gain (loss) from excluded component of derivative hedge, recognized in earnings. Excludes recognition under systematic and rational method. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 20 -Section 45 -Paragraph 1A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109974929&loc=SL110061172-113977 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959 + Details
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