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Share Repurchase Authorization | 6 Months Ended
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Jun. 26, 2021
Share Repurchase Program [Abstract] |
Share Repurchase Authorization | NOTE 16. Share Repurchase Authorization In November 2020, the Onto Innovation Board of Directors approved a new share repurchase authorization, which allows the Company to repurchase up to $100,000 worth of shares of its common stock. Repurchases may be made through both public market and private transactions from time to time with shares purchased being subsequently retired. At June 26, 2021, there was $100,000 available for future share repurchases under this share repurchase authorization. The following table summarizes the Company’s share repurchases for the periods indicated:
|  | Three Months Ended |  |  | Six Months Ended |
|  | June 26, |  |  | June 27, |  |  | June 26, |  |  | June 27, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Shares of common stock repurchased |  |  | — |  |  |  | 632 |  |  |  | — |  |  |  | 1,882 |
Cost of shares repurchased |  | $ | — |  |  | $ | 18,385 |  |  | $ | — |  |  | $ | 52,000 |
Average price paid per share |  | $ | — |  |  | $ | 29.08 |  |  | $ | — |  |  | $ | 27.62 |

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- Definition Share Repurchase [Text Block] + References No definition available. + Details
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