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Debt and Other Obligations (Tables) | 3 Months Ended
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Dec. 31, 2013
Debt and Other Obligations [Abstract] |
Debt Outstanding | Total debt outstanding at December 31, 2013, and September 30, 2013, consisted of the following:
Debt Outstanding
| At December 31, 2013 |  | At September 30, 2013
Short-term debt |  |  |
Short-term debt, net | $ | 1,825 |  |  | $ | 2,432 |
Current maturities of long-term debt of variable interest entities | 30 |  |  | 30 |
Current maturities of power bonds | 355 |  |  | 32 |
Total current debt outstanding, net | 2,210 |  |  | 2,494 |
Long-term debt |  |  |  |  |
Long-term debt of variable interest entities | 1,311 |  |  | 1,311 |
Long-term power bonds(1) | 22,092 |  |  | 22,400 |
Unamortized discounts, premiums and other | (83 | ) |  | (85 | )
Total long-term debt, net | 23,320 |  |  | 23,626 |
Total outstanding debt | $ | 25,530 |  |  | $ | 26,120 |
Debt Securities Activity | The table below summarizes the long-term debt securities activity for the period from October 1, 2013, to December 31, 2013.
Debt Securities Activity
| Date |  | Amount |  | Interest Rate
Redemptions/Maturities(1) |  |  |  |  |
electronotes® | First Quarter 2014 |  | $ | 4 |  |  | 3.56 | %
2009 Series A | November 2013 |  | 2 |  |  | 2.25 | %
2009 Series B | December 2013 |  | 1 |  |  | 3.77 | %
Total redemptions/maturities |  |  | $ | 7 |  |  |
Notes (1) All redemptions were at 100 percent of par.

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- Definition Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(e),(f)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21475-112644 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 22 -Article 5 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21506-112644 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21521-112644 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21538-112644 Reference 11: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 470 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=6479336&loc=d3e64711-112823 + Details
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- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
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