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SIGNIFICANT ACCOUNTING POLICIES (Tables) | 12 Months Ended
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Dec. 31, 2025
SIGNIFICANT ACCOUNTING POLICIES |
Schedule of analysis of warranty accruals | ​
​ | ​ | ​ | ​ | ​ | ​ | ​
(in thousands) | ​ ​ ​ | 2025 | ​ ​ ​ | 2024
Balance at beginning of year | ​ | $ | 6,228 | ​ | $ | 7,078
Less: Payments made during the year | ​ |  | (4,489) | ​ |  | (4,466)
Add: Warranty provision for the current year | ​ |  | 3,851 | ​ |  | 3,681
Changes to warranty provision for prior years | ​ |  | 685 | ​ |  | (65)
Balance at end of year | ​ | $ | 6,275 | ​ | $ | 6,228
Schedule of reconciliation of weighted average shares outstanding | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
(in thousands) | ​ | ​ | ​ | ​ | ​ | ​
December 31, | ​ | 2025 | ​ ​ ​ | 2024 | ​ ​ ​ | 2023
Net income available for stockholders: | ​ | $ | 11,383 | ​ | $ | 17,853 | ​ | $ | 41,695
Less: Adjustments for earnings attributable to participating securities | ​ |  | (514) | ​ |  | (1,108) | ​ |  | (999)
Net income used in calculating earnings per share | ​ | $ | 10,869 | ​ | $ | 16,745 | ​ | $ | 40,696
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Weighted average shares outstanding (including participating securities) | ​ |  | 34,965 | ​ |  | 34,689 | ​ |  | 34,443
Adjustment for participating securities | ​ |  | (910) | ​ |  | (877) | ​ |  | (834)
Shares used in calculating basic and diluted earnings per share | ​ |  | 34,055 | ​ |  | 33,812 | ​ |  | 33,609

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- Definition Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482662/260-10-50-1 + Details
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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482425/460-10-50-8 + Details
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