Annual report pursuant to Section 13 and 15(d)

Stockholder's Equity - Reserved Shares of Authorized but Unissued Common Stock (Detail)

v3.21.1
Stockholder's Equity - Reserved Shares of Authorized but Unissued Common Stock (Detail) - shares
Jan. 01, 2021
Dec. 31, 2020
Dec. 31, 2019
Class of Stock [Line Items]      
Total reserved shares of common stock   9,830,230 9,143,863
Equity Incentive Plan Two Thousand And Thirteen [Member]      
Class of Stock [Line Items]      
Total reserved shares of common stock 2,757,843 9,080,230 9,143,863
Equity Incentive Plan Two Thousand and Twenty Plan [Member]      
Class of Stock [Line Items]      
Total reserved shares of common stock   750,000