Summary of Significant Accounting Policies - Additional Information (Details)  | 
9 Months Ended | 
|---|---|
Sep. 30, 2021  | |
| Accounting Policies [Abstract] | |
| Investments maturity year | 2021 | 
| X | ||||||||||
- Definition Investments maturity year. No definition available. 
  | 
| X | ||||||||||
- References No definition available. 
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