Accumulated Other Comprehensive Loss (Tables)

6 Months Ended

Jun. 30, 2020

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

Components of Accumulated Other Comprehensive Loss

The components of Accumulated other comprehensive loss on the Consolidated Balance Sheets at December 31, 2019 and June 30, 2020 and the changes during the six-month period ended June 30, 2020, 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, 2019	$	(353,252)	(218,015)		(2,894)		(574,161)
Components of other comprehensive income (loss):
Before reclassifications to income and retained earnings	(67,843)		(55,707)		—		(123,550)
Reclassifications to income	—		6,762	¹	608	²	7,370
Net other comprehensive income (loss)	(67,843)		(48,945)		608		(116,180)
Balance at June 30, 2020	(421,095)		(266,960)		(2,286)		(690,341)

¹ Reclassifications before taxes of $8,987 are included in the computation of net periodic benefit expense for the six-month period ended June 30, 2020.  See Note H for additional information.  Related income taxes of $2,225 are included in Income tax expense (benefit) for the six-month period ended June 30, 2020.

² Reclassifications before taxes of $769 are included in Interest expense, net, for the six-month period ended June 30, 2020.  Related income taxes of $161 are included in Income tax expense (benefit) for the six-month period ended June 30, 2020.  See Note L for additional information.