Consolidated Statements of Earnings (Unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jul. 01, 2022	Jun. 30, 2023	Jul. 01, 2022
Income Statement [Abstract]
Revenues	$ 559,644	$ 548,547	$ 1,089,290	$ 1,042,832
Cost of Goods and Services Sold	268,229	279,487	512,735	519,297
Gross Profit	291,415	269,060	576,555	523,535
Product development	21,286	19,967	41,765	39,045
Selling, marketing and distribution	68,380	62,076	133,763	125,071
General and administrative	44,697	38,337	87,307	82,376
Operating Earnings	157,052	148,680	313,720	277,043
Interest expense	1,798	1,726	3,145	7,013
Other (income) expense, net	(4,365)	607	(6,394)	760
Earnings Before Income Taxes	159,619	146,347	316,969	269,270
Income taxes	25,351	28,969	53,535	51,049
Net Earnings	$ 134,268	$ 117,378	$ 263,434	$ 218,221
Basic earnings per share	$ 0.80	$ 0.69	$ 1.56	$ 1.29
Diluted earnings per share	$ 0.78	$ 0.68	$ 1.53	$ 1.26