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ACCUMULATED OTHER COMPREHENSIVE LOSS (Tables)
 3 Months Ended
Mar. 31, 2015
Equity [Abstract]  
Schedule of changes in accumulated other comprehensive loss (AOCL)
The following tables summarize the changes in accumulated other comprehensive loss (AOCL) for the three months ended March 31, 2015 (in thousands):

 
 
 
 
 
 
 
Postretirement Liability Adjustment
Unrealized Gain (Loss) on Derivatives-Other
Unrealized Gain (Loss) on Available-for-Sale Securities
Other Comprehensive Income (Loss) of Affiliated Companies
Total
Balance at January 1, 2015 (a)
$
(27,663
)
$
(2,450
)
$
(75
)
$
(70
)
$
(30,258
)
   Other comprehensive income before reclassifications
—

—

92

—

92

   Amounts reclassified from AOCL (b)
—

8

(4
)
(95
)
(91
)
Net current period other comprehensive income (loss)
—

8

88

(95
)
1

Balance at March 31, 2015 (a)
$
(27,663
)
$
(2,442
)
$
13

$
(165
)
$
(30,257
)
 
 
 
 
 
 
 
 
 
 

(a) For 2015, determined using a combined average statutory tax rate of 40%. For 2014, determined using a combined statutory tax rate of 41%.

(b) See table below.
Reclassifications out of AOCL
The following table provides details about reclassifications out of AOCL for the three months ended March 31, 2015:

 
Amounts Reclassified from AOCL (in thousands)
Affected Line Item in the Condensed Consolidated Statements of Income
Three Months Ended
March 31, 2015
 
Unrealized Gain on Derivatives-Other - interest rate contracts designated as cash flow hedges
$
23

 
Interest Charges
   Income Taxes
(15
)
 
Income Taxes (a)
 
$
8

 
 
 
 
 
 
Unrealized Loss on Available-for-Sale Securities
$
(7
)
 
Other Income
   Income Taxes
3

 
Income Taxes (a)
 
$
(4
)
 
 
 
 
 
 
Loss of Affiliated Companies
$
(153
)
 
Equity in Loss of Affiliated Companies
   Income Taxes
58

 
Income Taxes (a)
 
$
(95
)
 
 
 
 
 
 
Losses from reclassifications for the period net of tax
$
(91
)