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Revenues - Summary of Net Revenues Disaggregated by Category (Detail) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | $ 110,423 | $ 93,166 | $ 300,437 | $ 262,892
Brick Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 44,917 | 43,764 | 114,508 | 123,842
Advanced Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 65,506 | 49,402 | 185,929 | 139,050
Direct Customers, Contract Manufacturers and Non-stocking Distributors [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 52,670 | 55,259 | 174,214 | 145,660
Direct Customers, Contract Manufacturers and Non-stocking Distributors [Member] | Brick Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 20,728 | 25,854 | 58,630 | 66,902
Direct Customers, Contract Manufacturers and Non-stocking Distributors [Member] | Advanced Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 31,942 | 29,405 | 115,584 | 78,758
Stocking distributors, net of sales allowances [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 35,168 | 24,091 | 77,977 | 80,657
Stocking distributors, net of sales allowances [Member] | Brick Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 23,850 | 17,724 | 54,818 | 56,289
Stocking distributors, net of sales allowances [Member] | Advanced Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 11,318 | 6,367 | 23,159 | 24,368
Non-recurring engineering [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 560 | 86 | 4,386 | 4,674
Non-recurring engineering [Member] | Brick Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 339 | 186 | 1,060 | 651
Non-recurring engineering [Member] | Advanced Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 221 | (100) | 3,326 | 4,023
Royalties [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 21,725 | 13,370 | 42,840 | 30,821
Royalties [Member] | Brick Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 0 | 0 | 0 | 0
Royalties [Member] | Advanced Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 21,725 | 13,370 | 42,840 | 30,821
Other [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 300 | 360 | 1,020 | 1,080
Other [Member] | Brick Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | 0 | 0 | 0 | 0
Other [Member] | Advanced Products [Member] |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Revenue | $ 300 | $ 360 | $ 1,020 | $ 1,080

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