XML 59 R93.htm IDEA: XBRL DOCUMENT v2.4.0.8
Benefit Plans Amounts Recognized on TVA's Consolidated Balance Sheets (Details) (USD $)
In Millions, unless otherwise specified
Sep. 30, 2013
Sep. 30, 2012
Defined Benefit Plan Disclosure    
Regulatory assets $ 9,131 $ 11,127
Accounts payable and accrued liabilities (1,627) (1,922)
Post-retirement and post-employment benefit obligations (5,348) (6,279)
Pension Benefits
    
Defined Benefit Plan Disclosure    
Regulatory assets 3,910 5,168
Accounts payable and accrued liabilities (5) (5)
Post-retirement and post-employment benefit obligations (4,245) [1] (4,961) [1]
Other Post-retirement Benefits
    
Defined Benefit Plan Disclosure    
Regulatory assets 166 349
Accounts payable and accrued liabilities (39) (37)
Post-retirement and post-employment benefit obligations (617) [1] (774) [1]
Pension and Other Postretirement Defined Benefit Plans, Liabilities, Noncurrent [Member]
    
Defined Benefit Plan Disclosure    
Postemployment benefits liability, noncurrent $ 486 $ 544
[1] Table above excludes $486 million and $544 million of post-employment benefit costs that are recorded in Post-retirement and post-employment benefit obligations on the Consolidated Balance Sheets at September 30, 2013 and 2012, respectively.