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Stockholders' Equity - Number of Shares (Details) - shares shares in Thousands | 12 Months Ended
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Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Reconciliation of the number of shares outstanding with the number of shares used in computing basic and diluted eps |  |  |
Common shares outstanding, end of period | 35,177 | 35,561 | 35,685
Effect of using weighted-average common shares outstanding | 172 | 128 | 117
Shares used in computing earnings per share-basic | 35,349 | 35,689 | 35,802
Effect of shares issuable under stock option plans based on the treasury stock method | 17 | 29 | 26
Effect of restricted and contingently issuable shares | 47 | 57 | 67
Shares used in computing earnings per share-diluted | 35,413 | 35,775 | 35,895

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