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Share Repurchase Authorization | 9 Months Ended
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Sep. 25, 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 September 25, 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 |  |  | Nine Months Ended |
|  | September 25, |  |  | September 26, |  |  | September 25, |  |  | September 26, |
|  | 2021 |  |  | 2020 |  |  | 2021 |  |  | 2020 |
Shares of common stock repurchased |  |  | — |  |  |  | — |  |  |  | — |  |  |  | 1,882 |
Cost of shares repurchased |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 52,000 |
Average price paid per share |  | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 27.62 |

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