CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
Statement of Comprehensive Income [Abstract]
Net earnings		$ 51,761	$ 55,593
Other comprehensive income
Foreign currency translation, net of tax	[1]	(50,275)	8,242
Pension and postretirement adjustments, net of tax	[2]	4,681	1,683
Other comprehensive income (loss), net of tax		(45,594)	9,925
Comprehensive income		$ 6,167	$ 65,518

[1] The tax benefit (expense) included in other comprehensive income (loss) for foreign currency translation adjustments for the three months ended March 31, 2020 and 2019 was $0.4 million and ($0.1) million, respectively.

[2] The tax expense included in other comprehensive income for pension and postretirement adjustments for the three months ended March 31, 2020 and 2019 was $1.3 million and $0.6 million, respectively.