Condensed Consolidated Statements of Cash Flows (Unaudited) $ in Thousands, $ in Millions	3 Months Ended
	Mar. 29, 2025 USD ($)	Mar. 30, 2024 USD ($)
Cash flows from operating activities:
Net income (loss)	$ (30,804)	$ (14,635)
Adjustments to reconcile net loss to net cash used in operating activities
Loss on extinguishment of debt	0	241
Net accretion on investments	(243)	(321)
(Gain) loss from sale of property, plant and equipment	(1)	1
Depreciation and amortization	13,084	13,224
Share-based compensation expense	6,230	4,628
Non-cash inventory related charges	1,803	1,674
Deferred income taxes	(889)	818
Changes in accrued retiree medical benefits	(49)	(26)
Changes in other accrued liabilities	(117)	(35)
Changes in other assets	(307)	159
Amortization of cloud-based software implementation costs	709	709
Impairment charge related to equity investment	0	966
Mark to market adjustment to contingent consideration	(1,700)	0
Amortization of debt discounts and issuance costs	0	8
Operating lease right-of-use assets	1,241	1,858
Changes in assets and liabilities, excluding effects from acquisitions:
Customer advances	(392)	(7)
Accounts receivable	(775)	6,817
Inventories	687	1,524
Other current assets	(4,625)	(11,422)
Accounts payable	1,692	(3,488)
Deferred profit	1,930	(527)
Income taxes payable	1,054	(3,449)
Accrued compensation, warranty and other liabilities	2,582	(10,849)
Current and long-term operating lease liabilities	(1,292)	(1,832)
Net cash used in operating activities	(10,182)	(13,964)
Cash flows from investing activities, excluding effects from acquisitions:
Purchases of short-term investments	(16,895)	(21,855)
Sales and maturities of short-term investments	23,902	31,999
Settlement of net investment hedge	4,888	0
Purchases of property, plant and equipment	(10,964)	(3,327)
Cash received from sale of property, plant and equipment	2	0
Net cash provided by (used in) investing activities	(34,002)	6,817
Cash flows from financing activities:
Payments on current and long-term finance lease liabilities	(3)	(8)
Repurchases of common stock, net	(2,150)	(4,104)
Proceeds from revolving line of credit and revolving credit facility	8,730	0
Repayments of long-term debt	(279)	(29,617)
Acquisition of treasury stock	(8,449)	(10,698)
Net cash used in financing activities	(2,151)	(44,427)
Effect of exchange rate changes on cash and cash equivalents	(8,196)	(2,885)
Net decrease in cash and cash equivalents	(54,531)	(54,459)
Cash and cash equivalents at beginning of period	206,407	245,524
Cash and cash equivalents at end of period	151,876	191,065
Supplemental disclosure of cash flow information:
Cash paid for income taxes	6,466	6,101
Inventory capitalized as property, plant and equipment	464	396
Property, plant and equipment purchases included in accounts payable	937	232
Cash paid for interest	197	735
Tignis, Inc [Member]
Cash flows from investing activities, excluding effects from acquisitions:
Payment for purchase of Tignis, net of cash received	$ (34,935)	$ 0