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SUPPLEMENTARY INFORMATION
9 Months Ended
Sep. 30, 2011
SUPPLEMENTARY INFORMATION [Abstract] 
SUPPLEMENTARY INFORMATION
(F)SUPPLEMENTARY INFORMATION
 
   
Three Months Ended
September 30,
  
Nine Months Ended
September 30,
 
   
2011
  
2010
  
2011
  
2010
 
   
(In Thousands)
 
Operating Revenues
            
Electric Distribution and Transmission:
            
Retail
 $181,712  $212,405  $511,771  $573,532 
Wholesale
  133   270   324   331 
Other operating revenue
  38,975   23,599   90,387   89,800 
Total Electric Distribution and Transmission Revenue
  220,820   236,274   602,482   663,663 
Gas Distribution:
                
Retail
  80,331   N/A   510,799   N/A 
Wholesale
  17,596   N/A   55,108   N/A 
Other operating revenue
  2,652   N/A   28,105   N/A 
Total Gas Distribution Revenue
  100,579   N/A   594,012   N/A 
Non-utility revenues:
                
Other
  28   3   35   10 
Total Operating Revenues
 $321,427  $236,277  $1,196,529  $663,673 
                  
Depreciation and Amortization
                
Property, plant and equipment depreciation
 $24,591  $11,968  $72,029  $38,114 
Amortization of nuclear plant regulatory assets
  13,416   13,055   34,340   35,584 
Amortization of intangibles
  12   10   35   33 
Amortization of other regulatory assets
  349   3,350   2,537   8,941 
Total Amortization
  13,777   16,415   36,912   44,558 
Total Depreciation and Amortization
 $38,368  $28,383  $108,941  $82,672 
                  
Taxes - Other than Income Taxes
                
Operating:
                
Connecticut gross earnings
 $14,525  $13,897  $54,322  $35,849 
Local real estate and personal property
  9,375   5,177   25,845   14,209 
Payroll taxes
  2,507   1,164   7,869   4,476 
Other
  (8)  -   (230)  - 
Total Taxes - Other than Income Taxes
 $26,399  $20,238  $87,806  $54,534 
                  
Other Income and (Deductions), net
                
Interest income
 $791  $1,115  $2,585  $3,178 
Allowance for funds used during construction - equity
  2,340   2,000   7,657   4,716 
Allowance for funds used during construction - debt
  2,303   1,252   6,579   3,228 
Conservation & Load Management incentive
  271   361   813   1,006 
Energy generation and load curtailment incentives
  15   -   55   882 
ISO load response, net
  601   411   509   1,463 
Miscellaneous other income and (deductions) - net
  2,071   452   463   78 
Total Other Income and (Deductions), net
 $8,392  $5,591  $18,661  $14,551 
                  
Other Interest, net
                
Notes Payable
 $-  $20  $129  $84 
Other
  2,647   151   4,247   506 
Total Other Interest, net
 $2,647  $171  $4,376  $590