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CONSOLIDATED STATEMENTS OF CHANGES IN PROPRIETARY CAPITAL (UNAUDITED) - USD ($) | 3 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Power Program Appropriation Investment | $ 258,000,000 |  | $ 258,000,000 |
Power Program Retained Earnings | 14,902,000,000 |  | 14,800,000,000 |
Nonpower Programs Appropriation Investment, Net | 531,000,000 |  | 533,000,000 |
Accumulated Other Comprehensive Income (Loss) from Net Gains (Losses) on Cash Flow Hedges | (49,000,000) |  | (86,000,000) |
Total Proprietary Capital | 15,642,000,000 | $ 14,479,000,000 | 15,505,000,000 | $ 14,465,000,000
Net income (loss) | 101,000,000 | 11,000,000 |  |
Total other comprehensive income (loss) | 37,000,000 | 4,000,000 |  |
Return on power program appropriation investment | (1,000,000) | (1,000,000) |  |
Power Program Appropriation Investment |  |  |  |
Power Program Appropriation Investment | 258,000,000 | 258,000,000 | 258,000,000 | 258,000,000
Net income (loss) | 0 | 0 |  |
Total other comprehensive income (loss) | 0 | 0 |  |
Return on power program appropriation investment | 0 | 0 |  |
Power Program Retained Earnings |  |  |  |
Power Program Retained Earnings | 14,902,000,000 | 13,701,000,000 | 14,800,000,000 | 13,689,000,000
Net income (loss) | 103,000,000 | 13,000,000 |  |
Total other comprehensive income (loss) | 0 | 0 |  |
Return on power program appropriation investment | (1,000,000) | (1,000,000) |  |
Nonpower Programs Appropriation Investment, Net |  |  |  |
Nonpower Programs Appropriation Investment, Net | 531,000,000 | 538,000,000 | 533,000,000 | 540,000,000
Net income (loss) | (2,000,000) | (2,000,000) |  |
Total other comprehensive income (loss) | 0 | 0 |  |
Return on power program appropriation investment | 0 | 0 |  |
Accumulated Other Comprehensive Income (Loss) from Net Gains (Losses) on Cash Flow Hedges |  |  |  |
Accumulated Other Comprehensive Income (Loss) from Net Gains (Losses) on Cash Flow Hedges | (49,000,000) | (18,000,000) | $ (86,000,000) | $ (22,000,000)
Net income (loss) | 0 | 0 |  |
Total other comprehensive income (loss) | 37,000,000 | 4,000,000 |  |
Return on power program appropriation investment | $ 0 | $ 0 |  |

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- Definition Appropriated funds advanced and property transferred to/from the reporting entity by the U.S. government for programs (exclusive of the power program) and program income received offset by expenses incurred in the administration of these programs. + References No definition available. + Details
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