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Investments - Narrative (Details) - Robotic Research OpCo, LLC $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2021 USD ($) shares | Dec. 31, 2021 shares
Debt Securities, Available-for-sale [Line Items] |  |
Investment in Robotic Research, percentage of capitalization (percent, less than) | 5.00% | 5.00%
Class A Preferred Units |  |
Debt Securities, Available-for-sale [Line Items] |  |
Sale of stock (in shares) | 1,495 |
Class A Common Stock |  |
Debt Securities, Available-for-sale [Line Items] |  |
Stock consideration | $ | $ 10.0 |
Common stock, shares issued (in shares) |  | 618,924

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