Annual report pursuant to Section 13 and 15(d)

Fair Value Measurement - Summary of Warrants Classified as Equity That Are Measured at Fair Value on Nonrecurring Basis (Detail)

v3.22.1
Fair Value Measurement - Summary of Warrants Classified as Equity That Are Measured at Fair Value on Nonrecurring Basis (Detail) - Fair Value, Nonrecurring - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Equity:    
Warrants $ 970 $ 970
Fair Value, Inputs, Level 1    
Equity:    
Warrants 0 0
Fair Value, Inputs, Level 2    
Equity:    
Warrants 0 0
Fair Value, Inputs, Level 3    
Equity:    
Warrants $ 970 $ 970