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Other Derivatives (Details Narrative) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Jun. 30, 2019
Jun. 30, 2018
Dec. 31, 2018
Derivative, Notional Amount $ 100   $ 100   $ 250
Unrealized gain (loss) on derivatives     101   3,700
Designated cash flow hedge derivatives reclassified from accumulated oci into interest $ 26,950 $ 18,086 51,067 $ 31,355  
Estimated amount to be reclassified to interest expense (based on existing interest rates) for cash flow hedges     114    
Derivative Asset, Fair Value, Gross Liability         $ 59
Interest Rate Swap [Member]          
Derivative instruments, gain (loss) reclassified from accumulated oci into income, effective portion, net     $ 775 $ 16