CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Cash flows from operating activities
Net income	$ 71,977	$ 74,173
Adjustments to reconcile net income to net cash provided by operating activities, net of effects of acquisitions
Depreciation	29,793	24,729
Amortization of intangible assets	3,852	3,862
Share-based compensation expense	9,820	7,902
Deferred income taxes	(404)	(347)
Investment (gain) loss	(3,829)	(5,518)
Other	299	(1,383)
Changes in operating assets:
Change in accounts receivable	1,544	(6,626)
Change in inventory	20,759	(25,074)
Change in other operating assets	4,964	(2,282)
Changes in operating liabilities:
Change in accounts payable	(17,718)	(8,549)
Change in accrued liabilities	(36,289)	(13,751)
Change in income tax payable	13,932	16,461
Change in other operating liabilities	1,111	(2,316)
Net cash flows provided by operating activities	99,811	72,317
Cash flows from investing activities
Acquisitions, net of cash received	0	(13,269)
Purchases of property, plant and equipment	(48,003)	(38,542)
Proceeds from sale of property, plant and equipment	99	188
Proceeds from short-term investments	807	3,046
Purchases of short-term investments	(2,469)	(5,998)
Proceeds from sale of securities	417
Other	1,018	(311)
Net cash and cash equivalents used in investing activities	(48,131)	(54,886)
Cash flows from financing activities
Advances on lines of credit and short-term debt	8,173	37,782
Repayments of lines of credit and short-term debt	(10,139)	(26,883)
Proceeds from long-term debt	263	45,000
Repayments of long-term debt	(59,061)	(123,545)
Net proceeds from issuance of common stock	0	84
Repayment of and proceeds from finance lease obligation	(7)	(61)
Taxes paid related to net share settlement	(9,669)	(8,032)
Net changes in noncontrolling interest	107	3
Other	15	(207)
Net cash and cash equivalents used in financing activities	(70,318)	(75,859)
Effect of exchange rate changes on cash and cash equivalents	3,446	(2,385)
Change in cash and cash equivalents, including restricted cash	(15,192)	(60,813)
Cash and cash equivalents, beginning of period, including restricted cash	341,099	366,818
Cash and cash equivalents, end of period, including restricted cash	325,907	306,005
Supplemental Cash Flow Information
Interest paid during the period	1,941	878
Taxes paid during the period	5,388	476
Non-cash investing and financing activities:
Accounts payable balance related to the purchase of property, plant and equipment	$ 27,113	$ 22,904