XML 85 R5.htm IDEA: XBRL DOCUMENT
v2.4.0.8

CONSOLIDATED STATEMENTS OF CHANGES IN PROPRIETARY CAPITAL (USD $) In Millions, unless otherwise specified | 12 Months Ended
--- | ---
Sep. 30, 2013 | Sep. 30, 2012 | Sep. 30, 2011
Balance at beginning of year | $ 5,326 | $ 5,229 | $ 5,137
Net income (loss) | 271 | 60 | 162
Total other comprehensive income (loss) | 77 | 64 | (43)
Return on power program appropriation investment | (7) | (7) | (7)
Return of power program appropriation investment | (20) | (20) | (20)
Balance at end of year | 5,647 | 5,326 | 5,229
Power Program Appropriation Investment |  |  |
Balance at beginning of year | 288 | 308 | 328
Net income (loss) | 0 | 0 | 0
Total other comprehensive income (loss) | 0 | 0 | 0
Return on power program appropriation investment | 0 | 0 | 0
Return of power program appropriation investment | (20) | (20) | (20)
Balance at end of year | 268 | 288 | 308
Power Program Retained Earnings |  |  |
Balance at beginning of year | 4,492 | 4,429 | 4,264
Net income (loss) | 282 | 70 | 172
Total other comprehensive income (loss) | 0 | 0 | 0
Return on power program appropriation investment | (7) | (7) | (7)
Return of power program appropriation investment | 0 | 0 | 0
Balance at end of year | 4,767 | 4,492 | 4,429
Nonpower Programs Appropriation Investment, Net |  |  |
Balance at beginning of year | 620 | 630 | 640
Net income (loss) | (11) | (10) | (10)
Total other comprehensive income (loss) | 0 | 0 | 0
Return on power program appropriation investment | 0 | 0 | 0
Return of power program appropriation investment | 0 | 0 | 0
Balance at end of year | 609 | 620 | 630
Accumulated Other Comprehensive Income (Loss) Net Gains (Losses) on Cash Flow Hedges |  |  |
Balance at beginning of year | (74) | (138) | (95)
Net income (loss) | 0 | 0 | 0
Total other comprehensive income (loss) | 77 | 64 | (43)
Return on power program appropriation investment | 0 | 0 | 0
Return of power program appropriation investment | 0 | 0 | 0
Balance at end of year | $ 3 | $ (74) | $ (138)

X
- Definition Capital balance. + References No definition available. + Details
Name: | tve_Balance
Namespace Prefix: | tve_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition This element represents disclosure of the cash payments from net power proceeds paid annually to the U.S. government as a return of the government's appropriation investment in the reporting entity. + References No definition available. + Details
Name: | tve_ReturnOfAppropriationInvestment
Namespace Prefix: | tve_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This element represents disclosure of the cash payments from net power proceeds paid annually to the U.S. government as a return on the government's appropriation investment in the reporting entity. + References No definition available. + Details
Name: | tve_ReturnOnAppropriationInvestment
Namespace Prefix: | tve_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 20 -Article 9 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Other Comprehensive Income -URI http://asc.fasb.org/extlink&oid=6519514 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Net Income -URI http://asc.fasb.org/extlink&oid=6518256 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.18) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.22) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=28358780&loc=d3e565-108580 Reference 10: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 19 -Article 5 + Details
Name: | us-gaap_NetIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount after tax and reclassification adjustments of other comprehensive income (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=28358780&loc=SL7669619-108580 + Details
Name: | us-gaap_OtherComprehensiveIncomeLossNetOfTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration