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v3.25.2

REVENUE - TIMING OF REVENUE RECOGNITION - BALANCE SHEET (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Sep. 30, 2024 | Jun. 30, 2024 | Sep. 30, 2023
--- | --- | --- | --- | ---
Disaggregation of Revenue [Line Items] |  |  |  |
Billed | $ 173,261 | $ 105,531 |  |
Unbilled | 21,909 | 20,094 |  |
Customers' credit balances and deposits | (23,884) | (38,595) | $ (28,881) | $ (44,910)
Total | 171,286 | 87,030 |  |
Operating Segments | NJNG |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Billed | 129,147 | 51,613 |  |
Unbilled | 15,128 | 11,839 |  |
Customers' credit balances and deposits | (23,809) | (38,572) |  |
Total | 120,466 | 24,880 |  |
Operating Segments | CEV |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Billed | 6,997 | 8,441 |  |
Unbilled | 6,781 | 8,255 |  |
Customers' credit balances and deposits | 0 | 0 |  |
Total | 13,778 | 16,696 |  |
Operating Segments | ES |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Billed | 25,166 | 34,002 |  |
Unbilled | 0 | 0 |  |
Customers' credit balances and deposits | 0 | 0 |  |
Total | 25,166 | 34,002 |  |
Operating Segments | S&T |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Billed | 10,102 | 8,598 |  |
Unbilled | 0 | 0 |  |
Customers' credit balances and deposits | (75) | (23) |  |
Total | 10,027 | 8,575 |  |
Corporate, Non-Segment |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Billed | 1,849 | 2,877 |  |
Unbilled | 0 | 0 |  |
Customers' credit balances and deposits | 0 | 0 |  |
Total | $ 1,849 | $ 2,877 |  |

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