5. Derivatives (Details Narrative) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2017 |
Sep. 30, 2016 |
Sep. 30, 2017 |
Sep. 30, 2016 |
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| Derivative Instruments and Hedging Activities Disclosure [Abstract] | ||||
| Recognized gain on derivative instruments | $ 859 | $ 1,669 | ||
| Recognized loss on derivative instruments | $ (483) | $ (836) | ||
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Aggregate gain on all derivative instruments recognized in earnings during the period, before tax effects. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
- Definition Aggregate loss on all derivative instruments charged against earnings during the period, before tax effects. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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