Investments - Schedule of Contractual Maturities of Available-for-Sale and Held-to-Maturity Securities (Details) $ in Thousands	Dec. 31, 2023 USD ($)
Available-for-sale, Amortized Cost
Within 1 year	$ 207,005
After 1 year through 5 years	147,460
Total	354,465
Available-for-sale, Estimated Fair Value
Within 1 year	205,950
After 1 year through 5 years	148,139
Total	354,089
Held-to-maturity, Amortized Cost
Within 1 year	1,820
Total	1,820
Held-to-maturity, Estimated Fair Value
Within 1 year	1,820
Total	$ 1,820