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Change in Accumulated Other Comprehensive Income (Tables)
 6 Months Ended
Jun. 30, 2018
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Changes To Accumulated Other Comprehensive Income By Components
Changes to accumulated other comprehensive income (loss) by component are shown in the following tables for the periods indicated:
 
 
 
 
 
 
 
 
Three Months Ended
 
June 30,
 
2018
2017
 
Unrealized Gains and (Losses) on Available for Sale Securities
Change in Benefit Obligations and Plan Assets for the Post Retirement Benefit Plan
Total
Unrealized Gains and (Losses) on Available for Sale Securities
Change in Benefit Obligations and Plan Assets for the Post Retirement Benefit Plan
Total
 
(dollars in thousands)
April 1
$
(2,327
)
$
44

$
(2,283
)
$
(134
)
$
39

$
(95
)
Other comprehensive (loss) income before reclassifications
(443
)
—

(443
)
1,750

—

1,750

Reclassifications
—

—

—

(1
)
—

(1
)
Tax effect of current period changes
93

—

93

(595
)
—

(595
)
Current period changes net of taxes
(350
)
—

(350
)
1,154

—

1,154

June 30
$
(2,677
)
$
44

$
(2,633
)
$
1,020

$
39

$
1,059

 
Six Months Ended
 
June 30,
 
2018
2017
 
Unrealized Gains and (Losses) on Available for Sale Securities
Change in Benefit Obligations and Plan Assets for the Post Retirement Benefit Plan
Total
Unrealized Gains and (Losses) on Available for Sale Securities
Change in Benefit Obligations and Plan Assets for the Post Retirement Benefit Plan
Total
 
(dollars in thousands)
January 1
$
266

$
44

$
310

$
(63
)
$
39

$
(24
)
Other comprehensive (loss) income before reclassifications
(3,714
)
—

(3,714
)
1,692

—

1,692

Reclassifications
(11
)
—

(11
)
(51
)
—

(51
)
Tax effect of current period changes
782

—

782

(558
)
—

(558
)
Current period changes net of taxes
(2,943
)
—

(2,943
)
1,083

—

1,083

June 30
$
(2,677
)
$
44

$
(2,633
)
$
1,020

$
39

$
1,059