XML 56 R38.htm IDEA: XBRL DOCUMENT v2.4.0.8
Balancing and Memorandum Account Recovery Procedures (Details) (USD $)
In Thousands, unless otherwise specified
 0 Months Ended 3 Months Ended 9 Months Ended
Sep. 29, 2014
Sep. 30, 2014
Sep. 30, 2013
Sep. 30, 2014
Sep. 30, 2013
Memorandum Accounts [Roll Forward]          
Beginning Balance   $ (1,511) $ (1,558) $ (1,895) $ (1,887)
Revenue Increase(Reduction)   (154) (279) 230 928
Refunds (Collections)   23 0 23 (878)
Ending Balance   (1,642) (1,837) (1,642) (1,837)
Balancing Accounts [Roll Forward]          
Beginning Balance   10,309 7,788 9,585 5,436
Revenue Increase(Reduction)   42,227 2,040 42,951 4,392
Refunds (Collections)   (149) 0 (149) 0
Ending Balance   52,387 9,828 52,387 9,828
Balancing and Memorandum Account [Roll Forward]          
Beginning Balance   8,798 6,230 7,690 3,549
Revenue Increase(Reduction)   42,073 1,761 43,181 5,320
Refunds (Collections)   (126) 0 (126) (878)
Ending Balance   50,745 7,991 50,745 7,991
Authorized Regulatory Surcharge, Gross 46,700        
Customer surcharge, recognition period 3 years        
Customer refund for over rate collections, one time refund 200        
Previously recorded 2,800        
Net under-collected balancing and memorandum accounts   3,721   3,721  
Undercollection related to MCMA and MCRAMA   87.00%   87.00%  
Threshold of authorized revenue for balancing account or memorandum account review (percent)   2.00%   2.00%  
Water supply balancing accounts
          
Balancing Accounts [Roll Forward]          
Beginning Balance   (1,221) (1,833) (2,378) (1,590)
Revenue Increase(Reduction)   2,477 679 3,634 436
Refunds (Collections)   (17) 0 (17) 0
Ending Balance   1,239 (1,154) 1,239 (1,154)
Pension balancing account
          
Balancing Accounts [Roll Forward]          
Beginning Balance   9,672 8,307 9,734 6,657
Revenue Increase(Reduction)   (6,625) 825 (6,687) 2,475
Refunds (Collections)   (123) 0 (123) 0
Ending Balance   2,924 9,132 2,924 9,132
2012 General Rate Case true-up
          
Balancing Accounts [Roll Forward]          
Beginning Balance   0 0 0 0
Revenue Increase(Reduction)   46,456 0 46,456 0
Refunds (Collections)   0 0 0 0
Ending Balance   46,456 0 46,456 0
Other
          
Balancing Accounts [Roll Forward]          
Beginning Balance   1,858 1,314 2,229 369
Revenue Increase(Reduction)   (81) 536 (452) 1,481
Refunds (Collections)   (9) 0 (9) 0
Ending Balance   $ 1,768 $ 1,850 $ 1,768 $ 1,850