Annual report pursuant to Section 13 and 15(d)

CONSOLIDATED STATEMENTS OF COMPREHENSIVE EARNINGS

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CONSOLIDATED STATEMENTS OF COMPREHENSIVE EARNINGS - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Statement of Comprehensive Income [Abstract]      
NET INCOME $ 179,124 $ 167,369 $ 152,149
Other comprehensive earnings/(loss), net of tax      
Pension and other postretirement benefit plans 14,159 1,705 9,070
Foreign currency translation adjustments 9,960 (602) (14,760)
Other comprehensive earnings/(loss) 24,119 1,103 (5,690)
Comprehensive earnings $ 203,243 $ 168,472 $ 146,459