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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables) | 9 Months Ended
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Jun. 30, 2022
Accounting Policies [Abstract] |
Schedule of Restricted Cash | The following table provides a reconciliation of cash and cash equivalents and restricted cash reported in the Unaudited Condensed Consolidated Balance Sheets to the total amounts in the Unaudited Condensed Consolidated Statements of Cash Flows as follows:
(Thousands) | June 30, 2022 | September 30, 2021 | June 30, 2021 |
Balance Sheet |  |  |  |
Cash and cash equivalents | $ | 27,693 |  | $ | 4,749 |  | $ | 4,719 |  |
Restricted cash in other noncurrent assets | $ | 300 |  | $ | 1,294 |  | $ | 1,291 |  |
Statements of Cash Flow |  |  |  |
Cash, cash equivalents and restricted cash | $ | 27,993 |  | $ | 6,043 |  | $ | 6,010 |  |
Summary of Natural Gas in Storage | The following table summarizes natural gas in storage, at average cost by segment as of:
| June 30, 2022 | September 30, 2021
($ in thousands) | Natural Gas in Storage | Bcf | Natural Gas in Storage | Bcf
Natural Gas Distribution |  | $ | 119,961 |  | 18.6 |  |  | $ | 115,824 |  | 27.6 |
Energy Services |  | 83,477 |  | 11.6 |  |  | 77,782 |  | 18.8 |
Total |  | $ | 203,438 |  | 30.2 |  |  | $ | 193,606 |  | 46.4 |
Schedule of Software Costs Included in the Consolidated Financial Statements | The following tables present the software costs included in the Unaudited Condensed Consolidated Financial Statements:
(Thousands) | June 30, 2022 | September 30, 2021
Balance Sheets |  |
Utility plant, at cost | $ | 36,974 |  | $ | 16,543 |
Construction work in progress | $ | 10,828 |  | $ | 7,801 |
Nonutility plant and equipment, at cost | $ | 344 |  | $ | 338 |
Construction work in progress | $ | 1 |  | $ | 8 |
Accumulated depreciation and amortization, utility plant | $ | (2,578) |  | $ | (1,333) |
Accumulated depreciation and amortization, nonutility plant and equipment | $ | (23) |  | $ | (29) |
Software costs | $ | 5,909 |  | $ | 5,582 |
| Three Months Ended | Nine Months Ended
| June 30, | June 30,
Statements of Operations | 2022 | 2021 | 2022 | 2021
Operation and maintenance (1) | $ | 2,835 |  | $ | 2,039 |  | $ | 8,186 |  | $ | 6,810 |
Depreciation and amortization | $ | 637 |  | $ | 273 |  | $ | 1,239 |  | $ | 796 |
(1)During the three and nine months ended June 30, 2022, approximately $113,000 and $339,000, respectively, was amortized from software costs into O&M. During the three and nine months ended June 30, 2021, approximately $147,000 and $335,000, respectively, was amortized from software costs into O&M.
Schedule of Accumulated Other Comprehensive Loss | The following table presents the changes in the components of accumulated other comprehensive loss, net of related tax effects during the three months ended June 30, 2022 and 2021:
(Thousands) | Cash Flow Hedges | Postemployment Benefit Obligation | Total
Balance at March 31, 2022 | $ | (8,849) |  |  | $ | (23,618) |  |  | $ | (32,467) |
Other comprehensive income, net of tax |  |  |  |  |
Amounts reclassified from accumulated other comprehensive loss, net of tax of $(79), $(232), $(311), respectively | 262 |  |  | 768 |  | (1) | 1,030 |
Balance at June 30, 2022 | $ | (8,587) |  |  | $ | (22,850) |  |  | $ | (31,437) |
Balance at March 31, 2021 | $ | (9,903) |  |  | $ | (32,293) |  |  | $ | (42,196) |
Other comprehensive income, net of tax |  |  |  |  |
Amounts reclassified from accumulated other comprehensive loss, net of tax of $(79), $(245), $(324) | 264 |  |  | 812 |  | (1) | 1,076 |
Balance at June 30, 2021 | $ | (9,639) |  |  | $ | (31,481) |  |  | $ | (41,120) |
(1)Included in the computation of net periodic pension cost, a component of operations and maintenance expense on the Unaudited Condensed Consolidated Statements of Operations. The following table presents the changes in the components of accumulated other comprehensive loss, net of related tax effects during the nine months ended June 30, 2022 and 2021:
(Thousands) | Cash Flow Hedges | Postemployment Benefit Obligation | Total
Balance at September 30, 2021 | $ | (9,376) |  |  | $ | (25,152) |  |  | $ | (34,528) |
Other comprehensive income, net of tax |  |  |  |  |
Amounts reclassified from accumulated other comprehensive loss, net of tax of $(238), $(697), $(935), respectively | 789 |  |  | 2,302 |  | (1) | 3,091 |
Balance at June 30, 2022 | $ | (8,587) |  |  | $ | (22,850) |  |  | $ | (31,437) |
Balance at September 30, 2020 | $ | (10,397) |  |  | $ | (33,918) |  |  | $ | (44,315) |
Other comprehensive income, net of tax |  |  |  |  |
Amounts reclassified from accumulated other comprehensive loss, net of tax of $(270), $(734) and $(1,004) | 758 |  |  | 2,437 |  | (1) | 3,195 |
Balance at June 30, 2021 | $ | (9,639) |  |  | $ | (31,481) |  |  | $ | (41,120) |
(1)Included in the computation of net periodic pension cost, a component of operations and maintenance expense on the Unaudited Condensed Consolidated Statements of Operations.

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