Other Financial Information

12 Months Ended

Dec. 31, 2021

Other Financial Information [Abstract]

Other Financial Information

Note N – Other Financial Information

GAIN FROM FOREIGN CURRENCY TRANSACTIONS – Net gains (losses) from foreign currency transactions, including the effects of foreign currency contracts, included in the Consolidated Statements of Operations were $1.0 million in 2021, $(0.9) million in 2020 and $(6.0) million in 2019.

Noncash operating working capital (increased) decreased during each of the three years ended December 31, 2021 as shown in the following table.

(Thousands of dollars)	2021		2020	2019
Net decrease (increase) in operating working capital, excluding cash and cash equivalents:
Decrease (increase) in accounts receivable ¹	$	8,056	164,613	(232,037)
Decrease in inventories	12,809		5,953	10,258
Decrease in prepaid expenses	2,003		7,178	4,650
Increase (decrease) in accounts payable and accrued liabilities ¹	95,166		(208,740)	196,773
Increase (decrease) in income taxes payable	423		(1,031)	3,469
Net decrease (increase) in noncash operating working capital	$	118,457	(32,027)	(16,887)
Supplementary disclosures:
Cash income taxes paid, net of refunds	$	2,138	(44,175)	(6,645)
Interest paid, net of amounts capitalized of $16.1 million in 2021, $8.0 million in 2020 and $1.8 million in 2019	165,699		191,561	179,722
Non-cash investing activities:
Asset retirement costs capitalized	$	54,439	14,736	33,874
(Increase) decrease in capital expenditure accrual	9,788		84,645	(73,426)

1 Excludes receivable/payable balances relating to mark-to-market of crude contracts.