CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jul. 02, 2022	Jun. 26, 2021
Cash flows from operating activities:
Net income	$ 104,905	$ 59,164
Adjustments to reconcile net income to net cash and cash equivalents provided by operating activities:
Amortization of intangibles	27,639	24,681
Depreciation	4,666	7,484
Share-based compensation	12,815	10,997
Acquired inventory step-up amortization		252
Provision for inventory valuation	4,494	3,706
Deferred income taxes	(13,962)
Other, net	2,415	1,892
Changes in operating assets and liabilities, net of effects of business acquired	(87,584)	(31,748)
Net cash and cash equivalents provided by operating activities	55,388	76,428
Cash flows from investing activities:
Purchases of marketable securities	(174,730)	(142,072)
Proceeds from maturities and sales of marketable securities	148,426	102,027
Purchase of business, net of cash acquired		(26,795)
Purchases of property, plant and equipment	(6,902)	(9,558)
Net cash and cash equivalents used in investing activities	(33,206)	(76,398)
Cash flows from financing activities:
Tax payments related to shares withheld for share-based compensation plans	(8,337)	(6,499)
Payment of contingent consideration for acquired business	(2,287)
Issuance of shares through share-based compensation plans	4,499	3,215
Net cash and cash equivalents used in financing activities	(6,125)	(3,284)
Effect of exchange rate changes on cash and cash equivalents	(5,484)	752
Net increase (decrease) in cash and cash equivalents	10,573	(2,502)
Cash and cash equivalents at beginning of period	169,602	136,720
Cash and cash equivalents at end of period	180,175	134,218
Supplemental disclosure of cash flow information:
Income taxes paid (net of refunds)	$ 32,945	$ 4,980