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Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income (Loss) (Tables)
 3 Months Ended
Mar. 31, 2017
Accumulated Other Comprehensive Income (Loss) [Abstract]  
Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]
The following is changes in accumulated other comprehensive income (loss) by component, net of tax, for the three months ending March 31, 2017 and 2016.

 
 
March 31, 2017
Dollars in thousands
 
Gains and Losses on Cash Flow Hedges
 
Unrealized Gains (Losses) on Available-for-Sale Securities
 
Total
Beginning balance
 
$
(2,906
)
 
$
(356
)
 
$
(3,262
)
Other comprehensive income before reclassification
 
497

 
153

 
650

Amounts reclassified from accumulated other comprehensive income
 
—

 
37

 
37

Net current period other comprehensive income
 
497

 
190

 
687

Ending balance
 
$
(2,409
)
 
$
(166
)
 
$
(2,575
)

 
 
March 31, 2016
Dollars in thousands
 
Gains and Losses on Cash Flow Hedges
 
Unrealized Gains (Losses) on Available-for-Sale Securities
 
Total
Beginning balance
 
$
(3,195
)
 
$
2,739

 
$
(456
)
Other comprehensive income (loss) before reclassification
 
(1,462
)
 
905

 
(557
)
Amounts reclassified from accumulated other comprehensive income
 
—

 
(248
)
 
(248
)
Net current period other comprehensive income (loss)
 
(1,462
)
 
657

 
(805
)
Ending balance
 
$
(4,657
)
 
$
3,396

 
$
(1,261
)