SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

9 Months Ended

Jun. 30, 2024

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, 2024		September 30, 2023		June 30, 2023
Balance Sheet
Cash and cash equivalents	$	22,399	$	954	$	511
Restricted cash in other noncurrent assets	$	735	$	563	$	509
Statements of Cash Flow
Cash, cash equivalents and restricted cash	$	23,134	$	1,517	$	1,020

Schedule of Natural Gas in Storage

The following table summarizes natural gas in storage, at average cost by segment as of:

	June 30, 2024				September 30, 2023
($ in thousands)	Natural Gas in Storage			Bcf	Natural Gas in Storage			Bcf
NJNG		$	109,111	20.9		$	175,025	29.1
ES		23,133		14.0		24,476		14.6
Total		$	132,244	34.9		$	199,501	43.7

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, 2024		September 30, 2023
Balance Sheets
Utility plant, at cost	$	88,128	$	51,282
Construction work in progress	$	62,527	$	55,012
Nonutility plant and equipment, at cost	$	344	$	344
Accumulated depreciation and amortization, utility plant	$	(11,232)	$	(7,480)
Accumulated depreciation and amortization, nonutility plant and equipment	$	(45)	$	(36)
Software costs	$	10,254	$	8,375

	Three Months Ended				Nine Months Ended
	June 30,				June 30,
Statements of Operations	2024		2023		2024		2023
Operation and maintenance	$	4,048	$	3,163	$	9,975	$	10,801
Depreciation and amortization	$	1,507	$	1,320	$	3,761	$	3,148

Schedule of Accumulated Other Comprehensive (Loss) Income

The following table presents the changes in the components of accumulated other comprehensive (loss) income, net of related tax effects during the three months ended June 30, 2024 and 2023:

(Thousands)	Cash Flow Hedges		Postemployment Benefit Obligation			Total
Balance as of March 31, 2024	$	(6,743)	$	7,065		$	322
Other comprehensive income (loss), net of tax
Amounts reclassified from accumulated other comprehensive income (loss), net of tax of $(79), $112, $33, respectively	264		(369)		(1)	(105)
Balance as of June 30, 2024	$	(6,479)	$	6,696		$	217
Balance as of March 31, 2023	$	(7,795)	$	3,578		$	(4,217)
Other comprehensive income, net of tax
Amounts reclassified from accumulated other comprehensive income, net of tax of $(79), $(12), $(91)	263		41		(1)	304
Balance as of June 30, 2023	$	(7,532)	$	3,619		$	(3,913)

(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) income, net of related tax effects during the nine months ended June 30, 2024 and 2023:

(Thousands)	Cash Flow Hedges		Postemployment Benefit Obligation			Total
Balance as of September 30, 2023	$	(7,269)	$	(2,690)		$	(9,959)
Other comprehensive income (loss), net of tax
Other comprehensive income, before reclassifications, net of tax of $0, $(3,020) and $(3,020), respectively	—		9,992			9,992
Amounts reclassified from accumulated other comprehensive income (loss), net of tax of $(238), $184 and $(54), respectively	790		(606)		(1)	184
Net current-period other comprehensive income, net of tax of $(238), $(2,836), $(3,074), respectively	790		9,386			10,176
Balance as of June 30, 2024	$	(6,479)	$	6,696		$	217
Balance as of September 30, 2022	$	(8,322)	$	3,496		$	(4,826)
Other comprehensive income, net of tax
Amounts reclassified from accumulated other comprehensive income, net of tax of $(238), $(37) and $(275), respectively	790		123		(1)	913
Balance as of June 30, 2023	$	(7,532)	$	3,619		$	(3,913)

(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.