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Other Long-Term Liabilities (Tables)
6 Months Ended
Mar. 31, 2015
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 March 31, 2015
 
At September 30, 2014
Interest rate swap liabilities
$
1,697

 
$
1,348

Environmental Agreements liability
79

 
108

EnergyRight® financing obligation
151

 
152

Membership interests of VIE subject to mandatory redemption
36

 
37

Commodity contract derivative liabilities
41

 
17

Commodity swap derivative liabilities
14

 
14

Currency swap liabilities
52

 
15

Other
277

 
271

Total other long-term liabilities
$
2,347

 
$
1,962