Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Dec. 31, 2022

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Components of Accumulated Other Comprehensive Loss

The components of AOCL on the Consolidated Balance Sheets at December 31, 2022 and December 31, 2021 and the changes during 2022 and 2021 are presented net of taxes in the following table.

(Thousands of dollars)	Foreign Currency Translation Gains (Losses)		Retirement and Postretirement Benefit Plan Adjustments			Deferred Loss on Interest Rate Derivative Hedges			Total
Balance at December 31, 2020	$	(324,011)	$	(275,632)		$	(1,690)		$	(601,333)
2021 components of other comprehensive income (loss):
Before reclassifications to income	12,116		40,095			—			52,211
Reclassifications to income	—		19,721		¹	1,690		²	21,411
Net other comprehensive income	12,116		59,816			1,690			73,622
Balance at December 31, 2021	(311,895)		(215,816)			—			(527,711)
2022 components of other comprehensive income (loss):
Before reclassifications to income	(106,335)		87,362			—			(18,973)
Reclassifications to income	—		11,998		¹	—		²	11,998
Net other comprehensive income (loss)	(106,335)		99,360			—			(6,975)
Balance at December 31, 2022	$	(418,230)	$	(116,456)		$	—		$	(534,686)

1 Reclassifications before taxes of $15.3 million and $23.5 million are included in the computation of net periodic benefit expense in 2022 and 2021, respectively. See Note K for additional information. Related income taxes of $3.3 million and $3.8 million are included in income tax expense in 2022 and 2021, respectively.

2 Reclassifications before taxes of nil and $2.1 million are included in Interest expense in 2022 and 2021, respectively. Related income taxes of nil and $0.5 million are included in Income tax expense in 2022 and 2021, respectively. See Note L for additional information.