Interim Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2018	Mar. 31, 2017
Net sales
Products	$ 510,946	$ 457,260
Service	149,875	137,307
Total net sales	660,821	594,567
Cost of sales
Products	202,587	175,313
Service	83,301	75,865
Gross profit	374,933	343,389
Research and development	34,713	31,200
Selling, general and administrative	200,674	185,656
Amortization	11,735	10,045
Interest Expense	8,359	7,741
Restructuring Charges	4,413	1,432
Other charges (income), net	(2,400)	(6,533)
Earnings before taxes	117,439	113,848
Provision for taxes	24,135	21,382
Net Income (Loss) Attributable to Parent	$ 93,304	$ 92,466
Basic earnings per common share:
Net earnings	$ 3.66	$ 3.57
Weighted average number of common shares	25,468,323	25,932,112
Diluted earnings per common share:
Net earnings	$ 3.58	$ 3.48
Weighted average number of common and common equivalent shares	26,095,647	26,586,061
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 122,194	$ 116,344