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CONSOLIDATED STATEMENTS OF CHANGES IN PROPRIETARY CAPITAL (UNAUDITED) - USD ($) | 3 Months Ended | 6 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Mar. 31, 2020 | Mar. 31, 2019 | Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019 | Sep. 30, 2019 | Dec. 31, 2018 | Sep. 30, 2018
Power Program Appropriation Investment | $ 258,000,000 |  | $ 258,000,000 |  |  | $ 258,000,000 |  |
Power Program Retained Earnings | 11,271,000,000 |  | 11,271,000,000 |  |  | 10,823,000,000 |  |
Nonpower Programs Appropriation Investment, Net | 552,000,000 |  | 552,000,000 |  |  | 556,000,000 |  |
Accumulated Other Comprehensive Income (Loss) from Net Gains (Losses) on Cash Flow Hedges | (102,000,000) |  | (102,000,000) |  |  | (12,000,000) |  |
Total Proprietary Capital | 11,979,000,000 | $ 10,919,000,000 | 11,979,000,000 | $ 10,919,000,000 | $ 11,832,000,000 | 11,625,000,000 | $ 10,670,000,000 | $ 10,283,000,000
Net income (loss) | 255,000,000 | 241,000,000 | 447,000,000 | 664,000,000 |  |  |  |
Total other comprehensive income (loss) | (107,000,000) | 9,000,000 | (90,000,000) | (25,000,000) |  |  |  |
Return on power program appropriation investment | (1,000,000) | (1,000,000) | (3,000,000) | (3,000,000) |  |  |  |
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 | 11,271,000,000 | 10,069,000,000 | 11,271,000,000 | 10,069,000,000 | 11,015,000,000 | 10,823,000,000 | 9,827,000,000 | 9,404,000,000
Net income (loss) | 256,716,543 | 243,000,000 | 451,290,418 | 668,000,000 |  |  |  |
Total other comprehensive income (loss) | 0 | 0 | 0 | 0 |  |  |  |
Return on power program appropriation investment | 573,266 | (1,000,000) | 3,146,539 | (3,000,000) |  |  |  |
Nonpower Programs Appropriation Investment, Net |  |  |  |  |  |  |  |
Nonpower Programs Appropriation Investment, Net | 552,000,000 | 560,000,000 | 552,000,000 | 560,000,000 | 554,000,000 | 556,000,000 | 562,000,000 | 564,000,000
Net income (loss) | (1,914,699) | (2,000,000) | (3,850,703) | (4,000,000) |  |  |  |
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 | (102,000,000) | 32,000,000 | (102,000,000) | 32,000,000 | $ 5,000,000 | $ (12,000,000) | $ 23,000,000 | $ 57,000,000
Net income (loss) | 0 | 0 | 0 | 0 |  |  |  |
Total other comprehensive income (loss) | (107,000,000) | 9,000,000 | (90,000,000) | (25,000,000) |  |  |  |
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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- Definition The cumulative amount of the reporting entity's undistributed earnings or deficit from power program activities less amounts returned to the U.S. government as a return on its appropriation investment in the power program. + References No definition available. + Details
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