CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands		Dec. 31, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents		$ 293,751	$ 553,354
Marketable securities		28,247	46,312
Accounts receivable, less allowance for credit losses of $2,410 and $2,111 at December 31, 2025 and December 31, 2024, respectively		786,913	471,426
Inventories, net		379,552	298,492
Prepayments		427,564	429,086
Other current assets		33,273	17,727
Total current assets		1,949,300	1,816,397
Property, plant and equipment, net		562,999	508,171
Operating lease right-of-use assets, net		76,635	70,185
Marketable securities		126,256	124,121
Deferred tax assets		275,265	222,438
Retirement plans assets		12,059	11,994
Equity method investment		537,098	494,494
Other assets		71,697	49,620
Acquired intangible assets, net		51,271	15,927
Goodwill		521,019	395,367
Total assets	[1]	4,183,599	3,708,714
Current liabilities:
Accounts payable		269,185	134,792
Accrued employees' compensation and withholdings		254,973	204,991
Deferred revenue and customer advances		153,124	107,710
Other accrued liabilities		111,845	90,777
Operating lease liabilities		19,340	18,699
Short-term debt		200,000
Income taxes payable		106,740	67,610
Total current liabilities		1,115,207	624,579
Retirement plans liabilities		144,874	133,338
Long-term deferred revenue and customer advances		50,888	40,505
Deferred tax liabilities		5,378	1,038
Long-term other accrued liabilities		7,601	7,442
Long-term operating lease liabilities		63,899	57,922
Long-term income taxes payable		0	24,596
Total liabilities		1,387,847	889,420
Commitments and contingencies (Note O)
SHAREHOLDERS' EQUITY
Common stock,$0.125 par value,1,000,000 shares authorized; 156,088 and 161,722 shares issued and outstanding at December 31,2025, and December 31, 2024, respectively		19,511	20,215
Additional paid-in capital		1,989,911	1,909,538
Accumulated other comprehensive loss		41,895	(81,220)
Retained earnings		744,435	970,761
Total shareholders' equity		2,795,752	2,819,294
Total liabilities and shareholders' equity		$ 4,183,599	$ 3,708,714

[1] Total assets are attributable to each segment. In 2023, Semiconductor Test includes $34.8 million of total assets classified as assets held for sale. Corporate assets consist of cash and cash equivalents, marketable securities and certain other assets.