v3.26.1
Schedule of Fair Value of Financial Assets and Liabilities Measured on Recurring Basis (Detail) - USD ($)
$ in Thousands
Jun. 28, 2026
Dec. 31, 2025
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities $ 100,684 $ 97,136
U.S. Treasury Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 13,459 44,143
Corporate Debt Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 58,836 36,384
Certificates of Deposit and Time Deposits    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 1,177 1,354
Debt Mutual Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 13,057 14,331
Non-U.S. Government Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 14,155 924
Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Total [1] 517,103 448,254
Derivative assets [1] 823 1,175
Total [1] 517,926 449,429
Derivative liabilities [1] 2,045 928
Total [1] 2,045 928
Fair Value, Measurements, Recurring | Cash    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and cash equivalents [1] 178,364 214,712
Fair Value, Measurements, Recurring | Cash Equivalents    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and cash equivalents [1] 171,174 79,039
Fair Value, Measurements, Recurring | U.S. Treasury Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities [1] 13,459 44,143
Fair Value, Measurements, Recurring | Corporate Debt Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities [1] 58,836 36,384
Fair Value, Measurements, Recurring | Certificates of Deposit and Time Deposits    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities [1] 1,177 1,354
Fair Value, Measurements, Recurring | Debt Mutual Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities [1] 13,057 14,331
Fair Value, Measurements, Recurring | Non-U.S. Government Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities [1] 14,155 924
Fair Value, Measurements, Recurring | Mutual Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale equity securities [1] 66,881 57,367
Quoted Prices in Active Markets for Identical Instruments (Level 1) | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Total 428,452 364,478
Derivative assets 0 0
Total 428,452 364,478
Derivative liabilities 0 0
Total 0 0
Quoted Prices in Active Markets for Identical Instruments (Level 1) | Fair Value, Measurements, Recurring | Cash    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and cash equivalents 178,364 214,712
Quoted Prices in Active Markets for Identical Instruments (Level 1) | Fair Value, Measurements, Recurring | Cash Equivalents    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and cash equivalents 170,150 78,068
Quoted Prices in Active Markets for Identical Instruments (Level 1) | Fair Value, Measurements, Recurring | U.S. Treasury Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 0 0
Quoted Prices in Active Markets for Identical Instruments (Level 1) | Fair Value, Measurements, Recurring | Corporate Debt Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 0 0
Quoted Prices in Active Markets for Identical Instruments (Level 1) | Fair Value, Measurements, Recurring | Certificates of Deposit and Time Deposits    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 0 0
Quoted Prices in Active Markets for Identical Instruments (Level 1) | Fair Value, Measurements, Recurring | Debt Mutual Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 13,057 14,331
Quoted Prices in Active Markets for Identical Instruments (Level 1) | Fair Value, Measurements, Recurring | Non-U.S. Government Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 0 0
Quoted Prices in Active Markets for Identical Instruments (Level 1) | Fair Value, Measurements, Recurring | Mutual Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale equity securities 66,881 57,367
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Total 88,651 83,776
Derivative assets 823 1,175
Total 89,474 84,951
Derivative liabilities 2,045 928
Total 2,045 928
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Cash    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and cash equivalents 0 0
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Cash Equivalents    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Cash and cash equivalents 1,024 971
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | U.S. Treasury Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 13,459 44,143
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Corporate Debt Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 58,836 36,384
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Certificates of Deposit and Time Deposits    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 1,177 1,354
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Debt Mutual Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 0 0
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Non-U.S. Government Securities    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale securities 14,155 924
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Mutual Funds    
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis    
Available for sale equity securities $ 0 $ 0
[1] There were no financial assets or liabilities measured using significant unobservable inputs (Level 3) as of June 28, 2026 and December 31, 2025.