CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Oct. 01, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 443,637	$ 501,234
Investments	876	68,051
Accounts receivable, net	600,924	612,648
Inventories	442,236	356,095
Other current assets	87,912	90,914
Total current assets	1,575,585	1,628,942
Property, plant and equipment, net	547,386	547,913
Intangible assets, net	213,429	242,401
Goodwill	420,257	437,865
Operating lease assets	86,285	84,734
Other assets	227,111	153,077
Total assets	3,070,053	3,094,932
Current liabilities:
Notes payable and debt	50,000	0
Accounts payable	96,567	96,799
Accrued employee compensation	64,554	101,192
Deferred revenue and customer advances	248,884	227,561
Current operating lease liabilities	24,231	27,906
Accrued income taxes	116,819	61,278
Accrued warranty	10,661	10,718
Other current liabilities	120,254	155,054
Total current liabilities	731,970	680,508
Long-term liabilities:
Long-term debt	1,494,626	1,513,870
Long-term portion of retirement benefits	48,798	64,027
Long-term income tax liabilities	248,111	319,547
Long-term operating lease liabilities	61,470	59,623
Other long-term liabilities	99,842	89,803
Total long-term liabilities	1,952,847	2,046,870
Total liabilities	2,684,817	2,727,378
Commitments and contingencies (Notes 6, 7, 8 and 12)
Stockholders' equity:
Preferred stock, par value $0.01 per share, 5,000 shares authorized, none issued at October 1, 2022 and December 31, 2021	0	0
Common stock, par value $0.01 per share, 400,000 shares authorized, 162,379 and 162,084 shares issued, 59,534 and 60,728 shares outstanding at October 1, 2022 and December 31, 2021, respectively	1,624	1,621
Additional paid-in capital	2,181,558	2,114,880
Retained earnings	8,281,525	7,800,832
Treasury stock, at cost, 102,845 and 101,356 shares at October 1, 2022 and December 31, 2021, respectively	(9,915,081)	(9,437,914)
Accumulated other comprehensive loss	(164,390)	(111,865)
Total stockholders' equity	385,236	367,554
Total liabilities and stockholders' equity	$ 3,070,053	$ 3,094,932