Segment Information - Schedule of Segment Net Income, Including Segment Expenses (Details) - USD ($) $ in Thousands |
3 Months Ended | 6 Months Ended | ||||
|---|---|---|---|---|---|---|
Mar. 31, 2026 |
Dec. 31, 2025 |
Mar. 31, 2025 |
Dec. 31, 2024 |
Mar. 31, 2026 |
Mar. 31, 2025 |
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| Segment Reporting, Asset Reconciling Item [Line Items] | ||||||
| Revenues | $ 296,615 | $ 278,631 | $ 547,799 | $ 520,062 | ||
| Segment operating expenses: | ||||||
| Cost of goods sold | 208,679 | 195,199 | 388,445 | 377,106 | ||
| General and administrative expenses | 25,843 | 21,767 | 51,001 | 43,243 | ||
| Research and development expenses | 4,289 | 2,746 | 7,556 | 5,222 | ||
| Amortization | 223 | 0 | 445 | 0 | ||
| Interest income, net | (4,203) | (3,555) | (8,468) | (7,420) | ||
| Income tax provision | 15,897 | 16,144 | 21,543 | 20,818 | ||
| Net income | 45,887 | $ 41,390 | 46,330 | $ 34,763 | 87,277 | 81,093 |
| Gross profit | 87,936 | 83,432 | 159,354 | 142,956 | ||
| Reportable Segment | ||||||
| Segment Reporting, Asset Reconciling Item [Line Items] | ||||||
| Revenues | 296,615 | 278,631 | 547,799 | 520,062 | ||
| Segment operating expenses: | ||||||
| Cost of goods sold | 208,679 | 195,199 | 388,445 | 377,106 | ||
| General and administrative expenses | 17,646 | 14,624 | 34,938 | 29,475 | ||
| Sales and marketing expenses | 8,365 | 6,933 | 16,110 | 13,664 | ||
| Research and development expenses | 4,289 | 2,746 | 7,556 | 5,222 | ||
| Amortization | 223 | 0 | 445 | 0 | ||
| Realized currency (gain) loss | (168) | 210 | (47) | 104 | ||
| Total segment operating expenses | 239,034 | 219,712 | 447,447 | 425,571 | ||
| Operating income | 57,581 | 58,919 | 100,352 | 94,491 | ||
| Interest income, net | (4,203) | (3,555) | (8,468) | (7,420) | ||
| Income tax provision | 15,897 | 16,144 | 21,543 | 20,818 | ||
| Net income | 45,887 | 46,330 | 87,277 | 81,093 | ||
| Gross profit | $ 87,936 | $ 83,432 | $ 159,354 | $ 142,956 | ||
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- Definition Segment Operating Income (Loss) No definition available.
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The aggregate costs related to goods produced and sold and services rendered by an entity during the reporting period. This excludes costs incurred during the reporting period related to financial services rendered and other revenue generating activities. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, before tax, of realized gain (loss) from foreign currency transaction. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of interest income (expense) classified as nonoperating. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition The portion of profit or loss for the period, net of income taxes, which is attributable to the parent. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- References No definition available.
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- Definition Amount of expense for research and development. Includes, but is not limited to, cost for computer software product to be sold, leased, or otherwise marketed and writeoff of research and development assets acquired in transaction other than business combination or joint venture formation or both. Excludes write-down of intangible asset acquired in business combination or from joint venture formation or both, used in research and development activity. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The aggregate total amount of expenses directly related to the marketing or selling of products or services. No definition available.
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- Definition The aggregate total costs related to selling a firm's product and services, as well as all other general and administrative expenses. Direct selling expenses (for example, credit, warranty, and advertising) are expenses that can be directly linked to the sale of specific products. Indirect selling expenses are expenses that cannot be directly linked to the sale of specific products, for example telephone expenses, Internet, and postal charges. General and administrative expenses include salaries of non-sales personnel, rent, utilities, communication, etc. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Details
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