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Interest Rate Swap Derivatives (Details 1) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
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Sep. 30, 2018 | Sep. 30, 2017 | Sep. 30, 2018 | Sep. 30, 2017
Interest Rate Swap 1 [Member] |  |  |  |
Amount of pre-tax gain (loss) recognized in OCI | $ 111 | $ 90 | $ 791 | $ 148
Effective portion reclassified from AOCI into income | 26 | (72) | (26) | (338)
Interest Rate Swap 2 [Member] |  |  |  |
Amount of pre-tax gain (loss) recognized in OCI | 426 | 73 | 1,769 | 51
Effective portion reclassified from AOCI into income | (8) | (122) | (35) | (525)
Interest Rate Swap 3 [Member] |  |  |  |
Amount of pre-tax gain (loss) recognized in OCI | 312 | 51 | 1,841 | 31
Effective portion reclassified from AOCI into income | (56) | (113) | (400) | (458)
Interest Rate Swap [Member] |  |  |  |
Amount of pre-tax gain (loss) recognized in OCI | 849 | 214 | 4,401 | 230
Effective portion reclassified from AOCI into income | $ (38) | $ (307) | $ (461) | $ (1,321)

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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624177-113959 + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84234895&loc=SL5624171-113959 + Details
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