Interim Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Net sales
Products	$ 413,292	$ 412,904
Service	126,382	122,797
Total net sales	539,674	535,701
Cost of sales
Products	165,857	164,666
Service	73,910	72,230
Gross profit	299,907	298,805
Research and development	28,973	28,461
Selling, general and administrative	168,921	173,038
Amortization	8,424	7,528
Interest Expense	6,580	6,725
Restructuring Charges	880	907
Other charges (income), net	(284)	(817)
Earnings before taxes	86,413	82,963
Provision for taxes	20,739	19,912
Net Income (Loss) Attributable to Parent	$ 65,674	$ 63,051
Basic earnings per common share:
Net earnings	$ 2.44	$ 2.24
Weighted average number of common shares	26,931,293	28,115,220
Diluted earnings per common share:
Net earnings	$ 2.40	$ 2.19
Weighted average number of common and common equivalent shares	27,421,019	28,762,935
Comprehensive Income (Loss), Net of Tax, Attributable to Parent	$ 72,506	$ 56,795