Other Financial Information

9 Months Ended

Sep. 30, 2024

Other Financial Information [Abstract]

Other Financial Information

Note F – Other Financial Information

Additional disclosures regarding cash flow activities are provided below.

	Nine Months Ended September 30,
(Thousands of dollars)	2024		2023
Net (increase) decrease in operating working capital, excluding cash and cash equivalents:
(Increase) decrease in accounts receivable	$	80,603	$	(69,689)
(Increase) decrease in inventories	1,823		(6,609)
(Increase) decrease in prepaid expenses	(8,131)		(3,364)
Increase (decrease) in accounts payable and accrued liabilities ¹	(43,231)		(60,582)
Increase (decrease) in income taxes payable	771		(2,544)
Net decrease (increase) in noncash working capital	$	31,835	$	(142,788)
Supplementary disclosures:
Cash income taxes paid, net of refunds	$	12,519	$	12,737
Interest paid, net of amounts capitalized of $10.8 million in 2024 and $10.4 million in 2023	48,708		78,169
Non-cash investing activities:
Asset retirement costs capitalized	$	19,949	$	16,219
(Increase) decrease in capital expenditure accrual	(2,177)		75,760

1 Excludes payable balances relating to contingent consideration for prior acquisitions.