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CONSOLIDATED STATEMENTS OF CHANGES IN PROPRIETARY CAPITAL (UNAUDITED) - USD ($) | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2020 | Jun. 30, 2019 | Mar. 31, 2020 | Sep. 30, 2019 | Mar. 31, 2019 | Sep. 30, 2018
Power Program Appropriation Investment | $ 258,000,000 |  | $ 258,000,000 |  |  | $ 258,000,000 |  |
Power Program Retained Earnings | 11,476,000,000 |  | 11,476,000,000 |  |  | 10,823,000,000 |  |
Nonpower Programs Appropriation Investment, Net | 550,000,000 |  | 550,000,000 |  |  | 556,000,000 |  |
Accumulated Other Comprehensive Income (Loss) from Net Gains (Losses) on Cash Flow Hedges | (78,000,000) |  | (78,000,000) |  |  | (12,000,000) |  |
Total Proprietary Capital | 12,206,000,000 | $ 11,048,000,000 | 12,206,000,000 | $ 11,048,000,000 | $ 11,979,000,000 | 11,625,000,000 | $ 10,919,000,000 | $ 10,283,000,000
Net income (loss) | 205,000,000 | 165,000,000 | 652,000,000 | 829,000,000 |  |  |  |
Total other comprehensive income (loss) | 24,000,000 | (34,000,000) | (66,000,000) | (59,000,000) |  |  |  |
Return on power program appropriation investment | (2,000,000) | (2,000,000) | (5,000,000) | (5,000,000) |  |  |  |
Power Program Appropriation Investment |  |  |  |  |  |  |  |
Power Program Appropriation Investment | 258,000,000 | 258,000,000 | 258,000,000 | 258,000,000 | 258,000,000 | 258,000,000 | 258,000,000 | 258,000,000
Net income (loss) | 0 | 0 | 0 | 0 |  |  |  |
Total other comprehensive income (loss) | 0 | 0 | 0 | 0 |  |  |  |
Return on power program appropriation investment | 0 | 0 | 0 | 0 |  |  |  |
Power Program Retained Earnings |  |  |  |  |  |  |  |
Power Program Retained Earnings | 11,476,000,000 | 10,234,000,000 | 11,476,000,000 | 10,234,000,000 | 11,271,000,000 | 10,823,000,000 | 10,069,000,000 | 9,404,000,000
Net income (loss) | 207,000,000 | 167,000,000 | 658,000,000 | 835,000,000 |  |  |  |
Total other comprehensive income (loss) | 0 | 0 | 0 | 0 |  |  |  |
Return on power program appropriation investment | (2,000,000) | (2,000,000) | (5,000,000) | (5,000,000) |  |  |  |
Nonpower Programs Appropriation Investment, Net |  |  |  |  |  |  |  |
Nonpower Programs Appropriation Investment, Net | 550,000,000 | 558,000,000 | 550,000,000 | 558,000,000 | 552,000,000 | 556,000,000 | 560,000,000 | 564,000,000
Net income (loss) | (2,000,000) | (2,000,000) | (6,000,000) | (6,000,000) |  |  |  |
Total other comprehensive income (loss) | 0 | 0 | 0 | 0 |  |  |  |
Return on power program appropriation investment | 0 | 0 | 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 | (78,000,000) | (2,000,000) | (78,000,000) | (2,000,000) | $ (102,000,000) | $ (12,000,000) | $ 32,000,000 | $ 57,000,000
Net income (loss) | 0 | 0 | 0 | 0 |  |  |  |
Total other comprehensive income (loss) | 24,000,000 | (34,000,000) | (66,000,000) | (59,000,000) |  |  |  |
Return on power program appropriation investment | $ 0 | $ 0 | $ 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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