4. Derivatives (Details Narrative) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2017 |
Jun. 30, 2016 |
Jun. 30, 2017 |
Jun. 30, 2016 |
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| Derivative Instruments and Hedging Activities Disclosure [Abstract] | ||||
| Recognized (loss) gain on derivative instruments | $ 568 | $ 228 | $ 352 | $ 809 |
| 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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