Other Financial Information

6 Months Ended

Jun. 30, 2023

Note F – Other Financial Information

Additional disclosures regarding cash flow activities are provided below.


	Six Months Ended June 30,
(Thousands of dollars)	2023		2022
Net (increase) decrease in operating working capital, excluding cash and cash equivalents:
(Increase) in accounts receivable	$	(18,915)	$	(263,104)
(Increase) decrease in inventories	(8,353)		(10,092)
(Increase) decrease in prepaid expenses	8,291		(1,693)
Increase in accounts payable and accrued liabilities ¹	6,642		147,790
Increase (decrease) in income taxes payable	(3,005)		5,501
Net increase in noncash working capital	$	(15,340)	$	(121,598)
Supplementary disclosures:
Cash income taxes paid, net of refunds	$	10,904	$	1,783
Interest paid, net of amounts capitalized of $6.8 million in 2023 and $10.4 million in 2022	54,305		78,747

Non-cash investing activities:
Asset retirement costs capitalized	$	2,742	$	9,007
(Increase) decrease in capital expenditure accrual	20,522		(1,929)

1 Excludes payable balances relating to mark-to-market of derivative instruments and contingent consideration relating to acquisitions.