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Accumulated Other Comprehensive Loss
 12 Months Ended
Dec. 31, 2012
Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]  
Accumulated Other Comprehensive Loss
The components of accumulated other comprehensive loss are summarized in the following tables for Cleco and Cleco Power. Where applicable, transactions are reported net of income taxes.
Cleco
 
 
 
 
 
 
 
(THOUSANDS)
NET (LOSS) GAIN ON PRIOR SERVICE COST

 
POSTRETIREMENT BENEFIT NET LOSS

 
NET GAIN (LOSS) ON CASH FLOW HEDGES

 
TOTAL ACCUMULATED OTHER
COMPREHENSIVE LOSS

Balances, Dec. 31, 2009
$
(9,794
)
 
$
(3,602
)
 
$
2,105

 
$
(11,291
)
Current-period change
(31
)
 
(4,241
)
 
3,925

 
(347
)
Balances, Dec. 31, 2010
$
(9,825
)
 
$
(7,843
)
 
$
6,030

 
$
(11,638
)
Current-period change
1,213

 
(1,721
)
 
(15,993
)
 
(16,501
)
Balances, Dec. 31, 2011
$
(8,612
)
 
$
(9,564
)
 
$
(9,963
)
 
$
(28,139
)
Current-period change
2,117

 
(8,682
)
 
2,334

 
(4,231
)
Balances, Dec. 31, 2012
$
(6,495
)
 
$
(18,246
)
 
$
(7,629
)
 
$
(32,370
)

Cleco Power
 
 
 
 
 
 
 
(THOUSANDS)
NET (LOSS) GAIN ON PRIOR SERVICE COST

 
POSTRETIREMENT BENEFIT NET LOSS

 
NET GAIN (LOSS) ON CASH FLOW HEDGES

 
TOTAL ACCUMULATED OTHER
COMPREHENSIVE (LOSS) GAIN

Balances, Dec. 31, 2009
$
(5,698
)
 
$
(2,078
)
 
$
2,105

 
$
(5,671
)
Current-period change
(381
)
 
(2,607
)
 
3,925

 
937

Balances, Dec. 31, 2010
$
(6,079
)
 
$
(4,685
)
 
$
6,030

 
$
(4,734
)
Current-period change
692

 
(595
)
 
(15,993
)
 
(15,896
)
Balances, Dec. 31, 2011
$
(5,387
)
 
$
(5,280
)
 
$
(9,963
)
 
$
(20,630
)
Current-period change
1,160

 
(3,285
)
 
2,334

 
209

Balances, Dec. 31, 2012
$
(4,227
)
 
$
(8,565
)
 
$
(7,629
)
 
$
(20,421
)