XML 76 R34.htm IDEA: XBRL DOCUMENT v2.4.0.8
Financial Instruments (Tables) (Alabama Gas Corporation)
 6 Months Ended
Jun. 30, 2014
Alabama Gas Corporation
  
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]  
Allowance for Credit Losses on Financing Receivables
The following table sets forth a summary of changes in the allowance for credit losses as follows:

(in thousands)
 
Allowance for credit losses as of December 31, 2013
$
423

Provision
(118
)
Allowance for credit losses as of June 30, 2014
$
305