Credit Losses - Fair Value and Unrealized Losses on Available-for-Sale Debt Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]
Fair Value	$ 84,337	$ 312,080
U.S. Treasury securities
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]
Fair Value		194,056
Unrealized Loss		56
Cash and Cash Equivalents \| U.S. Treasury securities
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]
Fair Value		11,918
Marketable Securities \| U.S. Treasury securities
Debt Securities, Available-for-sale, Allowance for Credit Loss [Line Items]
Fair Value		$ 182,138

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 excluding accrued interest, of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

+ References

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