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Investments - Schedule of Contractual Maturities of Available-for-Sale and Held-to-Maturity Securities (Details) $ in Thousands | Jun. 30, 2021 USD ($)
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Available-for-sale, Amortized Cost |
Within 1 year | $ 194,815
After 1 year through 5 years | 211,785
Amortized Cost | 406,600
Available-for-sale, Estimated Fair Value |
Within 1 year | 195,149
After 1 year through 5 years | 212,195
Total | 407,344
Held-to-maturity, Amortized Cost |
Within 1 year | 3,487
Total | 3,487
Held-to-maturity, Estimated Fair Value |
Within 1 year | 3,692
Total | $ 3,692

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