Condensed Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 30, 2019	Mar. 31, 2018
Net Sales	$ 391,047	$ 367,199
Cost of sales	213,654	191,202
Gross profit	177,393	175,997
Selling, general and administrative expenses	82,254	58,269
Engineering, research and development expenses	28,991	27,586
Amortization of intangible assets	18,657	11,669
Operating income	47,491	78,473
Interest expense	10,884	8,159
Interest income	(1,225)	(933)
Other (income) expense, net	(248)	139
Income before income tax expense	38,080	71,108
Income tax expense	5,422	13,546
Net income	$ 32,658	$ 57,562
Basic net income per common share	$ 0.24	$ 0.41
Diluted net income per common share	$ 0.24	$ 0.40
Weighted shares outstanding:
Basic	135,299	141,581
Diluted	136,692	143,652