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Stock-based Compensation - 2014 Equity Incentive Plan (Detail) - 2014 Equity Incentive Plan - shares
Jan. 01, 2022
Jan. 01, 2021
Mar. 31, 2022
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]      
Share-based compensation arrangement by share-based payment award, number of additional shares authorized 1,148,213 786,547  
Possible future issuance under equity compensation plan (in shares)     150,114