CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	9 Months Ended
Oct. 02, 2021	Sep. 26, 2020
Operating Activities
Net income	$ 117,778	$ 58,685
Adjustments to reconcile net income to cash provided by operating activities:
Depreciation and amortization	22,001	21,644
Stock-based compensation	6,672	4,430
Gain on sale of assets	(111)	(72)
Deferred income taxes	1,519	3,127
Changes in operating assets and liabilities:
Trade receivables	(13,985)	(5,580)
Inventories	(10,038)	14,722
Trade accounts payable and accrued expenses	1,720	(1,614)
Contract liability to customers	(84)	(8,420)
Employee compensation and benefits	(6,569)	15,299
Product liability	(161)	196
Prepaid expenses, other assets and other liabilities	(4,282)	(19,215)
Income taxes payable	2,544	(1,223)
Cash provided by operating activities	117,004	81,979
Investing Activities
Property, plant and equipment additions	(15,617)	(8,044)
Proceeds from sale of assets	135	178
Purchases of short-term investments	(376,979)	(268,451)
Proceeds from maturities of short-term investments	332,990	293,962
Cash (used for) provided by investing activities	(59,471)	17,645
Financing Activities
Remittance of taxes withheld from employees related to share-based compensation	(4,801)	(1,297)
Dividends paid	(45,202)	(104,097)
Cash used for financing activities	(50,003)	(105,394)
Increase (decrease) in cash and cash equivalents	7,530	(5,770)
Cash and cash equivalents at beginning of period	20,147	35,420
Cash and cash equivalents at end of period	$ 27,677	$ 29,650

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