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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Cash Flows From Operating Activities:    
Net income $ 36,768 $ 56,315
Reconciliation to net cash provided by operating activities:    
Loss on disposal of assets 13 32
(Gain) loss on interest rate swaps and foreign currency transactions, net (1,295) 1,736
Depreciation of property, plant, and equipment 16,120 15,716
Amortization of intangible assets 12,539 12,509
Operating lease right-of-use asset amortization 4,293 3,221
Amortization of discounts, premiums, and debt issuance costs 1,636 1,604
Share-based compensation expense 16,364 14,775
Changes in operating assets and liabilities:    
Accounts receivable, net (1,568) 4,192
Inventories (3,631) (35,932)
Prepaid expenses and other assets (4,869) (5,417)
Income tax refunds, deposits, and payable, net 14,847 (8,467)
Operating lease liabilities (3,616) (2,362)
Accounts payable and accrued liabilities 11,563 12,747
Net cash provided by operating activities 99,164 70,669
Cash Flows From Investing Activities:    
Purchases and construction of property, plant, and equipment (18,098) (21,262)
Purchase of intangible assets   (2,250)
Purchase of investments (31,790) (15,619)
Maturity of investments 79,819 51,322
Deposits and other assets (1,794) (2,335)
Net cash provided by investing activities 28,137 9,856
Cash Flows From Financing Activities:    
Proceeds from equity plans, net of withholding tax payments 1,517 494
Purchase of treasury stock (74,705) (50,220)
Debt issuance costs   (675)
Proceeds from borrowing under lines of credit   5,771
Repayments under lines of credit (478)  
Principal payments on long-term debt (76) (75)
Net cash used in financing activities (73,742) (44,705)
Effect of exchange rate changes on cash (122) 260
Net increase in cash, cash equivalents, and restricted cash 53,437 36,080
Cash, cash equivalents, and restricted cash at beginning of period 170,412 151,844
Cash, cash equivalents, and restricted cash at end of period 223,849 187,924
Noncash Investing and Financing Activities:    
Capital expenditures included in accounts payable 9,203 6,054
Operating lease right-of-use assets in exchange for operating lease liabilities 34,273 521
Supplemental Disclosures of Cash Flow Information:    
Interest paid, net of capitalized interest 11,404 11,672
Income taxes paid (refunded) $ (3,087) $ 22,298