CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Apr. 01, 2023	Apr. 02, 2022
Cash flows from operating activities:
Net income	$ 29,068	$ 53,330
Adjustments to reconcile net income to net cash and cash equivalents provided by operating activities:
Amortization of intangibles	13,824	13,819
Depreciation	2,916	2,366
Share-based compensation	6,119	4,832
Provision for inventory valuation	5,360	2,115
Deferred income taxes	(5,626)	(6,848)
Other, net	(611)	(1,226)
Changes in operating assets and liabilities, net of effects of business acquired	(983)	25,384
Net cash and cash equivalents provided by operating activities	50,067	45,456
Cash flows from investing activities:
Purchases of marketable securities	(88,590)	(97,490)
Proceeds from maturities and sales of marketable securities	109,683	66,684
Purchases of property, plant and equipment	(7,855)	(2,494)
Net cash and cash equivalents used in investing activities	13,238	(33,300)
Cash flows from financing activities:
Purchases and retirement of common stock	(3,197)	0
Tax payments related to shares withheld for share-based compensation plans	(6,273)	(5,289)
Payment of contingent consideration for acquired business	0	(2,287)
Issuance of shares through share-based compensation plans	0	6
Net cash and cash equivalents used in financing activities	(9,470)	(7,570)
Effect of exchange rate changes on cash and cash equivalents	777	(1,725)
Net increase in cash and cash equivalents	54,612	2,861
Cash and cash equivalents at beginning of period	175,872	169,602
Cash and cash equivalents at end of period	230,484	172,463
Supplemental disclosure of cash flow information:
Income taxes paid (net of refunds)	$ 808	$ 1,331