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Accumulated Other Comprehensive (Loss) Income
 6 Months Ended
Jun. 30, 2017
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Accumulated Other Comprehensive (Loss) Income [Text Block]
Accumulated Other Comprehensive (Loss) Income

The following tables summarize the changes in accumulated other comprehensive (loss) income for the three and six months ended June 30, 2017 and 2016.

Table 15.1 - Accumulated Other Comprehensive (Loss) Income (in thousands)
 
Net unrealized gains (losses) on available-for-sale securities
 
Pension and postretirement benefits
 
Total accumulated other comprehensive (loss) income
BALANCE, MARCH 31, 2016
$
225

 
$
(12,886
)
 
$
(12,661
)
Other comprehensive income before reclassification:
 
 
 
 
 
Net unrealized losses
(158
)
 
—

 
(158
)
Reclassifications from other comprehensive income to net income:
 
 
 
 
 
Amortization - pension and postretirement benefits
—

 
709

 
709

Net current period other comprehensive (loss) income
(158
)
 
709

 
551

BALANCE, JUNE 30, 2016
$
67

 
$
(12,177
)
 
$
(12,110
)
 
 
 
 
 
 
 
 
 
 
 
 
BALANCE, MARCH 31, 2017
$
(3
)
 
$
(12,937
)
 
$
(12,940
)
Other comprehensive income before reclassification:
 
 
 
 
 
Net unrealized gains
7

 
—

 
7

Reclassifications from other comprehensive income to net income:
 
 
 
 
 
Amortization - pension and postretirement benefits
—

 
511

 
511

Net current period other comprehensive income
7

 
511

 
518

BALANCE, JUNE 30, 2017
$
4

 
$
(12,426
)
 
$
(12,422
)
 
Net unrealized gains (losses) on available-for-sale securities
 
Pension and postretirement benefits
 
Total accumulated other comprehensive (loss) income
BALANCE, DECEMBER 31, 2015
$
81

 
$
(13,358
)
 
$
(13,277
)
Other comprehensive income before reclassification:
 
 
 
 
 
Net unrealized losses
(14
)
 
—

 
(14
)
Reclassifications from other comprehensive income to net income:
 
 
 
 
 
Amortization - pension and postretirement benefits
—

 
1,181

 
1,181

Net current period other comprehensive (loss) income
(14
)
 
1,181

 
1,167

BALANCE, JUNE 30, 2016
$
67

 
$
(12,177
)
 
$
(12,110
)
 
 
 
 
 
 
 
 
 
 
 
 
BALANCE, DECEMBER 31, 2016
$
23

 
$
(13,279
)
 
$
(13,256
)
Other comprehensive income before reclassification:
 
 
 
 
 
Net unrealized losses
(19
)
 
—

 
(19
)
Reclassifications from other comprehensive income to net income:
 
 
 
 
 
Amortization - pension and postretirement benefits
—

 
853

 
853

Net current period other comprehensive (loss) income
(19
)
 
853

 
834

BALANCE, JUNE 30, 2017
$
4

 
$
(12,426
)
 
$
(12,422
)