Accumulated Other Comprehensive Income (Tables)

3 Months Ended

Mar. 31, 2021

Accumulated Other Comprehensive Income [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The following table presents changes in accumulated other comprehensive income (loss) by component for the periods ended March 31, 2021 and 2020:

	Currency Translation Adjustment		Net Unrealized Gain (Loss) on Cash Flow Hedging Arrangements, Net of Tax		Pension and Post-Retirement Benefit Related Items, Net of Tax		Total
Balance at December 31, 2020	$	(31,101)	$	(1,479)	$	(302,345)	$	(334,925)
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) cash flow hedging arrangements	—		8,274		—		8,274
Foreign currency translation adjustment	3,234		—		13,988		17,222
Amounts recognized from accumulated other comprehensive income (loss), net of tax	—		(7,467)		5,152		(2,315)
Net change in other comprehensive income (loss), net of tax	3,234		807		19,140		23,181
Balance at March 31, 2021	$	(27,867)	$	(672)	$	(283,205)	$	(311,744)

	Currency Translation Adjustment		Net Unrealized Gain (Loss) on Cash Flow Hedging Arrangements, Net of Tax		Pension and Post-Retirement Benefit Related Items, Net of Tax		Total
Balance at December 31, 2019	$	(61,015)	$	(1,222)	$	(261,436)	$	(323,673)
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) cash flow hedging arrangements	—		(1,704)		—		(1,704)
Foreign currency translation adjustment	(22,450)		—		(5,025)		(27,475)
Amounts recognized from accumulated other comprehensive income (loss), net of tax	—		1,648		3,503		5,151
Net change in other comprehensive income (loss), net of tax	(22,450)		(56)		(1,522)		(24,028)
Balance at March 31, 2020	$	(83,465)	$	(1,278)	$	(262,958)	$	(347,701)

Disclosure of Reclassification Amount [Text Block]

The following table presents amounts recognized from accumulated other comprehensive income (loss) for the three months ended March 31:

	2021		2020		Location of Amounts Recognized in Earnings
Effective portion of (gains) losses on cash flow hedging arrangements:
Interest rate swap agreements	$	531	$	249	Interest expense
Cross currency swap	(9,708)		1,586		(a)
Total before taxes	(9,177)		1,835
Provision for taxes	(1,710)		187		Provision for taxes
Total, net of taxes	$	(7,467)	$	1,648
Recognition of defined benefit pension and post-retirement items:
Recognition of actuarial (gains) losses, plan amendments and prior service cost, before taxes	$	6,529	$	4,493	(b)
Provision for taxes	1,377		990		Provision for taxes
Total, net of taxes	$	5,152	$	3,503

Schedule of Comprehensive Income (Loss) [Table Text Block]

ACCUMULATED COMPREHENSIVE AND OTHER COMPREHENSIVE INCOME

    Comprehensive income (loss), net of tax consisted of the following:

	March 31, 2021		March 31, 2020
Net earnings	$	149,663	$	98,115
Other comprehensive income (loss), net of tax	23,181		$	(24,028)
Comprehensive income, net of tax	$	172,844	$	74,087

    The following table presents changes in accumulated other comprehensive income (loss) by component for the periods ended March 31, 2021 and 2020:

	Currency Translation Adjustment		Net Unrealized Gain (Loss) on Cash Flow Hedging Arrangements, Net of Tax		Pension and Post-Retirement Benefit Related Items, Net of Tax		Total
Balance at December 31, 2020	$	(31,101)	$	(1,479)	$	(302,345)	$	(334,925)
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) cash flow hedging arrangements	—		8,274		—		8,274
Foreign currency translation adjustment	3,234		—		13,988		17,222
Amounts recognized from accumulated other comprehensive income (loss), net of tax	—		(7,467)		5,152		(2,315)
Net change in other comprehensive income (loss), net of tax	3,234		807		19,140		23,181
Balance at March 31, 2021	$	(27,867)	$	(672)	$	(283,205)	$	(311,744)

	Currency Translation Adjustment		Net Unrealized Gain (Loss) on Cash Flow Hedging Arrangements, Net of Tax		Pension and Post-Retirement Benefit Related Items, Net of Tax		Total
Balance at December 31, 2019	$	(61,015)	$	(1,222)	$	(261,436)	$	(323,673)
Other comprehensive income (loss), net of tax:
Unrealized gains (losses) cash flow hedging arrangements	—		(1,704)		—		(1,704)
Foreign currency translation adjustment	(22,450)		—		(5,025)		(27,475)
Amounts recognized from accumulated other comprehensive income (loss), net of tax	—		1,648		3,503		5,151
Net change in other comprehensive income (loss), net of tax	(22,450)		(56)		(1,522)		(24,028)
Balance at March 31, 2020	$	(83,465)	$	(1,278)	$	(262,958)	$	(347,701)

    The following table presents amounts recognized from accumulated other comprehensive income (loss) for the three months ended March 31:

	2021		2020		Location of Amounts Recognized in Earnings
Effective portion of (gains) losses on cash flow hedging arrangements:
Interest rate swap agreements	$	531	$	249	Interest expense
Cross currency swap	(9,708)		1,586		(a)
Total before taxes	(9,177)		1,835
Provision for taxes	(1,710)		187		Provision for taxes
Total, net of taxes	$	(7,467)	$	1,648
Recognition of defined benefit pension and post-retirement items:
Recognition of actuarial (gains) losses, plan amendments and prior service cost, before taxes	$	6,529	$	4,493	(b)
Provision for taxes	1,377		990		Provision for taxes
Total, net of taxes	$	5,152	$	3,503

(a)The cross currency swap reflects an unrealized gain of $9.3 million recorded in other charges (income) that was offset by the underlying unrealized gain the hedged debt for the three months ended March 31, 2021. The cross currency swap also reflects a realized gain of $0.4 million recorded in interest expense for the three months ended March 31, 2021.

(b)These accumulated other comprehensive income (loss) components are included in the computation of net periodic pension and post-retirement cost. See Note 12 for additional details for the three months ended March 31, 2021 and 2020.