CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - Southwest - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2024	Mar. 31, 2023
CASH FLOW FROM OPERATING ACTIVITIES:
Net income	$ 87,562	$ 47,650
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	119,142	112,520
Deferred income taxes	30,707	36,712
Changes in undistributed stock compensation	961	3,436
Equity AFUDC	(1,839)	(82)
Changes in current assets and liabilities:
Accounts receivable, net of allowance	26,110	(40,185)
Accrued utility revenue	34,500	31,200
Deferred purchased gas costs	354,203	(535,224)
Accounts payable	(69,863)	(305,272)
Accrued taxes	33,311	34,950
Other current assets and liabilities	(28,763)	371,035
Changes in deferred charges and other assets	(15,982)	(1,565)
Changes in other liabilities and deferred credits	(25,396)	(11,486)
Net cash provided by (used in) operating activities	543,709	(185,742)
CASH FLOW FROM INVESTING ACTIVITIES:
Construction expenditures and property additions	(221,198)	(219,124)
Proceeds from the sale of property	21,377	0
Changes in customer advances	(1,658)	(6,608)
Other	1,689	3,125
Net cash provided by (used in) investing activities	(199,790)	835,665
CASH FLOW FROM FINANCING ACTIVITIES:
Dividends paid	(44,389)	(41,631)
Issuance of long-term debt, net	55,897	305,896
Change in long-term credit facility and commercial paper	0	(50,000)
Issuance of short-term debt	0	450,000
Repayment of short-term debt	0	(1,372,746)
Withholding remittance - share-based compensation	(1,971)	(1,506)
Other	(3,190)	(4,949)
Net cash provided by (used in) financing activities	7,694	(714,823)
Change in cash and cash equivalents	351,416	(64,796)
Cash and cash equivalents at beginning of period	106,536	123,078
Cash and cash equivalents at end of period	457,952	82,085
SUPPLEMENTAL INFORMATION:
Interest paid, net of amounts capitalized	65,281	68,018
Income taxes paid, net	1,833	2,381
Southwest Gas Corporation
CASH FLOW FROM OPERATING ACTIVITIES:
Net income	135,825	134,696
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	84,823	74,650
Deferred income taxes	40,354	39,194
Changes in undistributed stock compensation	1,211	2,955
Equity AFUDC	(1,839)	0
Changes in current assets and liabilities:
Accounts receivable, net of allowance	(28,293)	(66,816)
Accrued utility revenue	34,500	31,200
Deferred purchased gas costs	354,203	(520,219)
Accounts payable	(67,206)	(286,164)
Accrued taxes	38,621	34,473
Other current assets and liabilities	33,760	351,252
Changes in deferred charges and other assets	(22,990)	(12,891)
Changes in other liabilities and deferred credits	(25,407)	(10,942)
Net cash provided by (used in) operating activities	577,562	(228,612)
CASH FLOW FROM INVESTING ACTIVITIES:
Construction expenditures and property additions	(190,699)	(192,097)
Proceeds from the sale of property	21,376	0
Changes in customer advances	(1,658)	(6,608)
Other	200	119
Net cash provided by (used in) investing activities	(170,781)	(198,586)
CASH FLOW FROM FINANCING ACTIVITIES:
Dividends paid	(39,700)	(32,000)
Issuance of long-term debt, net	0	297,759
Change in long-term credit facility and commercial paper	0	(50,000)
Issuance of short-term debt	0	450,000
Repayment of short-term debt	0	(225,000)
Withholding remittance - share-based compensation	(1,797)	(1,292)
Other	(35)	(993)
Net cash provided by (used in) financing activities	(41,532)	438,474
Change in cash and cash equivalents	365,249	11,276
Cash and cash equivalents at beginning of period	71,154	51,823
Cash and cash equivalents at end of period	436,403	63,099
SUPPLEMENTAL INFORMATION:
Interest paid, net of amounts capitalized	31,880	29,007
Income taxes paid, net	$ 0	$ 0