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Business Combination - Schedule of Merger Consideration (Details) $ / shares in Units, $ in Thousands | Jun. 01, 2020 USD ($) $ / shares shares | Dec. 31, 2020 shares | Dec. 31, 2019 shares
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Business Acquisition [Line Items] |  |  |
TiVo common shares outstanding as of June 1, 2020 | shares |  | 104,775,000 | 49,620,000
TiVo Merger |  |  |
Business Acquisition [Line Items] |  |  |
TiVo exchange ratio | 1 |  |
Equity interests issued and issuable | $ | $ 816,201 |  |
Fair value of replaced TiVo equity awards relating to pre-acquisition vesting of the equity award holders’ requisite service periods | $ | 12,133 |  |
Total merger consideration | $ | $ 828,334 |  |
TiVo |  |  |
Business Acquisition [Line Items] |  |  |
TiVo exchange ratio | 0.455 |  |
TiVo | TiVo Merger |  |  |
Business Acquisition [Line Items] |  |  |
TiVo common shares outstanding as of June 1, 2020 | shares | 128,132,000 |  |
TiVo exchange ratio | 0.455 |  |
Xperi |  |  |
Business Acquisition [Line Items] |  |  |
TiVo exchange ratio | 1 |  |
Xperi | TiVo Merger |  |  |
Business Acquisition [Line Items] |  |  |
Xperi Holding Corporation common stock issued in exchange | shares | 58,300,000 |  |
Xperi Common Stock closing share price on June 1, 2020 | $ / shares | $ 14.00 |  |

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