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Interest Rate Swap Derivatives (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Amount of pre-tax gain (loss) recognized in OCI	$ 2,033	$ 4,559	$ (2,947)
Interest Rate Swap 1 [Member]
Amount of pre-tax gain (loss) recognized in OCI	528	393
Effective portion reclassified from AOCI into income	240	(400)
Interest Rate Swap 2 [Member]
Amount of pre-tax gain (loss) recognized in OCI	854	702
Effective portion reclassified from AOCI into income	198	(634)
Interest Rate Swap 3 [Member]
Amount of pre-tax gain (loss) recognized in OCI	688	260
Effective portion reclassified from AOCI into income	122	(560)
Interest Rate Swap [Member]
Amount of pre-tax gain (loss) recognized in OCI	2,070	1,355
Effective portion reclassified from AOCI into income	$ 560	$ 1,600

X

- 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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 50
-Paragraph 4D
-Subparagraph (b)
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-URI http://asc.fasb.org/extlink&oid=109980867&loc=SL5624171-113959

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- Definition

Amount before tax of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 220
-SubTopic 10
-Section 45
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