CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (UNAUDITED) - USD ($) $ in Thousands		3 Months Ended
		Mar. 31, 2018	Mar. 31, 2017
Net earnings		$ 43,643	$ 32,547
Other comprehensive income
Foreign currency translation adjustments, net of tax (1)	[1]	15,411	11,224
Pension and postretirement adjustments, net of tax (2)	[2]	2,622	1,951
Other comprehensive income, net of tax		18,033	13,175
Comprehensive income		$ 61,676	$ 45,722

[1] (1) The tax benefit included in other comprehensive income for foreign currency translation adjustments for the three months ended March 31, 2018 and 2017 was $0.7 million and $0.1 million, respectively.

[2] (2) The tax expense included in other comprehensive income for pension and postretirement adjustments for the three months ended March 31, 2018 and 2017 was $0.9 million and $1.2 million, respectively.