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Acquisitions (Details) - OPI Photonics - USD ($) $ in Millions |  | 3 Months Ended
--- | --- | ---
Jul. 30, 2020 | Mar. 31, 2021
Business Acquisition [Line Items] |  |
Acquisition consideration, cash | $ 1.6 |
Acquisition paid | 0.2 |
Remaining amount | $ 1.4 |
Payment period | 24 months |
Payment of contingent consideration liability for acquisition-date fair value |  | $ 0.3

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