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DERIVATIVE INSTRUMENTS - OFFSETTING OF ASSETS AND LIABILITIES (Details) - USD ($) $ in Thousands | Mar. 31, 2023 | Sep. 30, 2022
--- | --- | ---
Energy Services |  |
Derivative assets: |  |
Amounts Presented in Balance Sheets | $ 27,198 | $ 30,683
Offsetting Derivative Instruments | (15,079) | (12,619)
Financial Collateral Received/Pledged | (460) | (200)
Net Amounts | 11,659 | 17,864
Derivative liabilities: |  |
Amounts Presented in Balance Sheets | 41,527 | 57,747
Offsetting Derivative Instruments | (15,079) | (12,619)
Financial Collateral Received/Pledged | 0 | 0
Net Amounts | 26,448 | 45,128
Energy Services | Physical commodity contracts |  |
Derivative assets: |  |
Amounts Presented in Balance Sheets | 4,266 | 10,233
Offsetting Derivative Instruments | (1,060) | (404)
Financial Collateral Received/Pledged | (460) | (200)
Net Amounts | 2,746 | 9,629
Derivative liabilities: |  |
Amounts Presented in Balance Sheets | 27,508 | 30,612
Offsetting Derivative Instruments | (1,060) | (404)
Financial Collateral Received/Pledged | 0 | 0
Net Amounts | 26,448 | 30,208
Energy Services | Financial commodity contracts |  |
Derivative assets: |  |
Amounts Presented in Balance Sheets | 22,932 | 20,432
Offsetting Derivative Instruments | (14,019) | (12,198)
Financial Collateral Received/Pledged | 0 | 0
Net Amounts | 8,913 | 8,234
Derivative liabilities: |  |
Amounts Presented in Balance Sheets | 14,019 | 27,118
Offsetting Derivative Instruments | (14,019) | (12,198)
Financial Collateral Received/Pledged | 0 | 0
Net Amounts | 0 | 14,920
Energy Services | Foreign currency contracts |  |
Derivative assets: |  |
Amounts Presented in Balance Sheets |  | 18
Offsetting Derivative Instruments |  | (17)
Financial Collateral Received/Pledged |  | 0
Net Amounts |  | 1
Derivative liabilities: |  |
Amounts Presented in Balance Sheets |  | 17
Offsetting Derivative Instruments |  | (17)
Financial Collateral Received/Pledged |  | 0
Net Amounts |  | 0
Natural Gas Distribution |  |
Derivative assets: |  |
Amounts Presented in Balance Sheets | 100 | 337
Offsetting Derivative Instruments | (1) | (85)
Financial Collateral Received/Pledged | 0 | 0
Net Amounts | 99 | 252
Derivative liabilities: |  |
Amounts Presented in Balance Sheets | 24 | 6,292
Offsetting Derivative Instruments | (1) | (85)
Financial Collateral Received/Pledged | 0 | 0
Net Amounts | 23 | 6,207
Natural Gas Distribution | Physical commodity contracts |  |
Derivative assets: |  |
Amounts Presented in Balance Sheets | 100 | 252
Offsetting Derivative Instruments | (1) | 0
Financial Collateral Received/Pledged | 0 | 0
Net Amounts | 99 | 252
Derivative liabilities: |  |
Amounts Presented in Balance Sheets | 24 | 11
Offsetting Derivative Instruments | (1) | 0
Financial Collateral Received/Pledged | 0 | 0
Net Amounts | $ 23 | 11
Natural Gas Distribution | Financial commodity contracts |  |
Derivative assets: |  |
Amounts Presented in Balance Sheets |  | 85
Offsetting Derivative Instruments |  | (85)
Financial Collateral Received/Pledged |  | 0
Net Amounts |  | 0
Derivative liabilities: |  |
Amounts Presented in Balance Sheets |  | 6,281
Offsetting Derivative Instruments |  | (85)
Financial Collateral Received/Pledged |  | 0
Net Amounts |  | $ 6,196

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