Investments - Schedule of Contractual Maturities of Available-for-Sale and Held-to-Maturity Securities (Details) $ in Thousands	Mar. 31, 2022 USD ($)
Available-for-sale, Amortized Cost
Within 1 year	$ 247,523
After 1 year through 5 years	233,900
Amortized Cost	481,423
Available-for-sale, Estimated Fair Value
Within 1 year	246,315
After 1 year through 5 years	228,005
Total	474,320
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

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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