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Other Long-Term Liabilities Other Long-Term Liabilities (Tables)
12 Months Ended
Sep. 30, 2014
Other Liabilities, Noncurrent [Abstract]  
Other Long-Term Liabilities
The table below summarizes the types and amounts of Other long-term liabilities:

Other Long-Term Liabilities
At September 30
 
2014
 
2013
Interest rate swap liabilities
$
1,348

 
$
1,199

Environmental Agreements liability
108

 
190

EnergyRight® financing obligation
152

 
149

Membership interests of VIE subject to mandatory redemption
37

 
38

Commodity contract derivative liabilities
17

 
35

Commodity swap derivative liabilities
14

 
36

Currency swap liabilities
15

 
15

Other
271

 
199

Total other long-term liabilities
$
1,962

 
$
1,861