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Fair Value Measurements - Additional Information (Details)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2023
USD ($)
position
Mar. 31, 2022
USD ($)
Dec. 31, 2022
USD ($)
Fair Value Measurements      
Fair Value, Assets, Level 1 to Level 2 Transfers, Amount $ 0   $ 0
Fair Value, Assets, Level 2 to Level 1 Transfers, Amount 0   0
Fair Value, Liabilities, Level 1 to Level 2 Transfers, Amount 0   0
Fair Value, Liabilities, Level 2 to Level 1 Transfers, Amount 0   0
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Transfers, Net 0   0
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Transfers, Net $ 0   $ 0
Unrealized Gain (Loss) on Securities   $ 0  
Positions that were in unrealized loss positions | position 11    
Long lived assets, material impairments $ 0    
Remaining contractual maturities of available-for-sale securities 1 year    
Average maturity of investments upon acquisition 8 months    
Investments in marketable securities   $ 0