CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Cash flows from operating activities
Net income	$ 69,170	$ 50,842	$ 230,648
Adjustments to reconcile net income to net cash provided by operating activities, net of effects of acquisitions
Depreciation	121,520	120,637	122,048
Amortization of intangible assets	22,227	16,499	15,282
Amortization of debt-issuance costs	301	302	1,117
Share-based compensation expense	25,745	22,767	30,911
Deferred income taxes	(7,477)	(1,001)	(13,349)
Investment (gain) loss	(25,870)	267	(19,398)
Gain on sale of subsidiary	(13,730)	0	0
Impairment of long-lived assets	5,816	0	0
Gain on disposal of fixed assets	572	(7,641)	(2,045)
Interest income from derivative financial instruments	(20,034)	(10,409)	(4,304)
Other	796	(2,341)	(2,409)
Changes in operating assets:
Change in accounts receivable	22,687	47,276	(2,611)
Change in inventory	9,095	(87,497)	(28,947)
Change in other operating assets	12,357	3,478	(17,971)
Changes in operating liabilities:
Change in accounts payable	13,786	(23,436)	(2,165)
Change in accrued liabilities	(13,670)	(3,144)	(17,749)
Change in income tax (refundable) payable	(7,478)	12,408	(9,307)
Change in unrealized tax benefit liability	(1,422)	(15,312)	2,942
Change in other operating liabilities	1,122	(4,260)	(1,779)
Net cash and cash equivalents from operating activities	215,513	119,435	280,914
Cash flows from investing activities
Acquisitions, net of cash received	(5,310)	(56,661)	(3)
Purchases of property, plant and equipment	(78,362)	(73,024)	(150,769)
Proceeds from sale of property, plant and equipment	6,991	816	2,769
Proceeds from short-term investments	7,629	16,360	6,157
Purchases of short-term investments	(9,720)	(14,026)	(9,323)
Purchases of equity securities	(49,303)	0	(17,901)
Proceeds from sale of subsidiary	15,958	0	0
Receipt of government grants	585	8,659	471
Receipt of insurance recovery	0	4,725	1,413
Proceeds from disposal of wafer fabrication facility	0	0	6,292
Net amounts (paid) received for hedge termination	(4,000)	0	374
Other	(646)	(4,889)	2,198
Net cash and cash equivalents from investing activities	(116,178)	(118,040)	(158,322)
Cash flows from financing activities
Advances on lines of credit and short-term debt	59,073	90,766	29,036
Repayments of lines of credit and short-term debt	(61,922)	(98,354)	(24,509)
Proceeds from long-term debt	11,746	6,439	25,204
Repayments of long-term debt	(7,729)	(6,458)	(154,019)
Debt issuance costs	0	(188)	(948)
Repayment of and proceeds from finance lease obligation	(85)	(64)	(115)
Taxes paid related to net share settlement	(4,339)	(9,561)	(15,637)
Net changes in noncontrolling interests	(18,104)	(2,079)	(3,647)
Repurchases of common stock	(33,814)	0	0
Other	363	155	(88)
Net cash and cash equivalents from financing activities	(54,811)	(19,344)	(144,723)
Effect of exchange rate changes on cash and cash equivalents	13,098	14,190	(485)
Change in cash and cash equivalents, including restricted cash	57,622	(3,759)	(22,616)
Cash and cash equivalents, beginning of period, including restricted cash	314,724	318,483	341,099
Cash and cash equivalents, end of period, including restricted cash	372,346	314,724	318,483
Supplemental Cash Flow Information
Interest paid during the period	1,683	2,035	4,607
Taxes paid during the period	24,157	21,534	97,668
Non-cash investing and financing activities:
Accounts payable balance related to the purchase of property, plant and equipment	15,841	13,065	14,602
Dividend payable balance to noncontrolling interests	$ 0	$ 0	$ 100