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Accumulated Other Comprehensive Income (Loss) (Tables)
6 Months Ended
Jun. 30, 2013
Equity [Abstract]  
Changes in Accumulated Other Comprehensive Loss
The following table presents the changes in the balance of accumulated other comprehensive income (loss) for the three and six months ended June 30, 2013. Defined benefit pension and postretirement plan items are the only component of our accumulated comprehensive income (loss). All amounts in the following table are presented net of tax.
 
For the Periods Ended June 30, 2013
 
Three Months
 
Six Months
(in thousands)
 
 
 
 
Beginning balance
 
$
(5,013
)
 
$
(5,062
)
Other comprehensive loss before reclassifications
 

 
(6
)
Amounts reclassified from accumulated other comprehensive loss
 
55

 
110

Net current-period other comprehensive income (loss)
 
55

 
104

Ending balance
 
$
(4,958
)
 
$
(4,958
)
Reclassifications out of Accumulated Other Comprehensive Income (Loss)
The following table presents amounts reclassified out of accumulated other comprehensive loss for the three and six months ended June 30, 2013.
 
For the Periods Ended June 30, 2013
 
Three Months
 
Six Months
(in thousands)
 
 
 
 
Amortization of defined benefit pension and postretirement plan items:
 
 
 
 
Prior service cost (1)
 
$
15

 
$
30

Net loss (1)
 
$
(107
)
 
$
(213
)
Total before tax
 
(92
)

(183
)
Tax benefit
 
37

 
73

Net of tax
 
$
(55
)
 
$
(110
)
 
(1) 
These amounts are included in the computation of net periodic costs (benefits). See Note 9, “Employee Benefit Plans,” for additional details.