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Marketable Securities (Additional Information) (Details) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2021 USD ($) Security | Dec. 31, 2020 USD ($)
Debt Securities, Available-for-sale [Line Items] |  |
Realized gains on marketable securities | $ 0 |
Realized losses on marketable securities | $ 0 |
Number of marketable securities unrealized loss position more than one year | Security | 0 |
Other-than-temporary impairment on investment in debt securities available-for-sale | $ 0 |
Maximum Maturity Period of Marketable Securities | 2 years |
Marketable securities |  | $ 0

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