XML 59 R47.htm IDEA: XBRL DOCUMENT v3.10.0.1
Interest Rate Swap Derivatives (Details Narrative)
$ in Thousands
 3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2018
USD ($)
Number
Jun. 30, 2017
USD ($)
Jun. 30, 2018
USD ($)
Number
Jun. 30, 2017
USD ($)
Dec. 31, 2017
USD ($)
Notional amount $ 250,000   $ 250,000   $ 250,000
Interest Rate Swap [Member]          
Derivative, number of instruments held | Number 3   3    
Notional amount $ 250,000   $ 250,000    
Unrealized gain (loss) on derivatives     5,800   $ 2,300
Derivative instruments, gain (loss) reclassified from accumulated oci into income, effective portion, net $ (1,001) $ (436) (423) $ (1,014)  
Estimated amount to be reclassified to interest expense (based on existing interest rates) for cash flow hedges     $ 1,500    
Estimate of time to transfer from AOCI to interest income/expense for designated cash flow hedge derivatives     12 months