CONSOLIDATED STATEMENTS OF INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Net Sales	$ 3,003,272	$ 3,028,674	$ 2,624,431
Cost of Goods and Services Sold	1,995,685	2,000,153	1,749,324
Gross profit	1,007,587	1,028,521	875,107
Selling, general & administrative expenses	621,489	627,697	541,225
Rationalization and asset impairment charges (Notes 5 and 7)	15,188	25,285	6,590
Bargain purchase gain (Note 4)	0	0	(49,650)
Operating income	370,910	375,539	376,942
Other income (expense):
Interest income	2,527	6,938	4,788
Interest expense	(25,942)	(24,503)	(24,220)
Total other income (expense)	20,998	10,686	8,726
Interest Income (Expense), Net	23,415	17,565	19,432
Income before income taxes	368,493	368,660	366,236
Income taxes (Note 14)	75,410	81,667	118,761
Net income including non-controlling interests	293,083	286,993	247,475
Non-controlling interests in subsidiaries' loss	(26)	(73)	(28)
Net income	$ 293,109	$ 287,066	$ 247,503
Basic earnings per share (Note 3)	$ 4.73	$ 4.42	$ 3.76
Diluted earnings per share (Note 3)	4.68	4.37	3.71
Cash dividends declared per share	$ 1.90	$ 1.64	$ 1.44