CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	6 Months Ended
	Jun. 29, 2024	Jul. 01, 2023
Cash flows relating to operating activities
Net income	$ 168,743	$ 203,397
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	171,439	154,740
Stock-based compensation	33,325	29,730
Deferred income taxes	(13,073)	(16,555)
Long-lived asset impairment charges	14,250	10,453
(Gain) loss on venture capital & strategic equity investments, net	(6,305)	5,176
Provision for credit losses	4,719	9,849
Loss on divestitures, net	659	563
Other, net	9,090	3,229
Changes in assets and liabilities:
Trade receivables and contract assets, net	1,072	(48,249)
Inventories	9,750	(32,671)
Accounts payable	(6,436)	(24,985)
Accrued compensation	(33,153)	(7,648)
Deferred revenue	8,151	(6,796)
Customer contract deposits	7,849	(17,519)
Other assets and liabilities, net	(46,657)	(5,209)
Net cash provided by operating activities	323,423	257,505
Cash flows relating to investing activities
Acquisition of businesses and assets, net of cash acquired	(5,479)	(50,166)
Capital expenditures	(118,630)	(174,258)
Purchases of investments and contributions to venture capital investments	(35,538)	(22,689)
Proceeds from sale of investments	12,359	2,943
Other, net	(370)	(1,057)
Net cash used in investing activities	(147,658)	(245,227)
Cash flows relating to financing activities
Proceeds from long-term debt and revolving credit facility	741,200	281,796
Proceeds from exercises of stock options	22,331	15,719
Payments on long-term debt, revolving credit facility, and finance lease obligations	(987,344)	(317,049)
Purchase of treasury stock	(18,265)	(23,978)
Payments of contingent consideration	0	(2,711)
Purchases of additional equity interests, net	(12,000)	0
Other, net	(13,434)	0
Net cash used in financing activities	(267,512)	(46,223)
Effect of exchange rate changes on cash, cash equivalents, and restricted cash	(11,729)	1,508
Net change in cash, cash equivalents, and restricted cash	(103,476)	(32,437)
Cash, cash equivalents, and restricted cash, beginning of period	284,480	241,214
Cash, cash equivalents, and restricted cash, end of period	$ 181,004	$ 208,777