Investments - Unrealized Loss Position (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022
Investments
Unrealized losses	$ 0
U.S. Treasury Bills
Investments
Less Than 12 Months, Fair Value		$ 37,578
Less Than 12 Months, Unrealized Losses		244
Unrealized losses		$ 200

Amount of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

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Amount of accumulated unrealized loss on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in continuous unrealized loss position for less than 12 months, without allowance for credit loss. Includes beneficial interest in securitized financial asset.

+ References

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Amount of unrealized gain (loss) on investment.

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