Quarterly report pursuant to Section 13 or 15(d)

Marketable Securities - Schedule of Marketable Securities (Detail)

v3.21.2
Marketable Securities - Schedule of Marketable Securities (Detail) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Schedule of Available-for-sale Securities [Line Items]    
Marketable Securities, Amortized Cost $ 53,296  
Marketable Securities, Unrealized Gains 3  
Marketable Securities, Unrealized Losses (45)  
Marketable Securities, Fair Value 53,254  
Current: Corporate Debt [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Marketable Securities, Amortized Cost 46,124 $ 27,026
Marketable Securities, Unrealized Gains 3 6
Marketable Securities, Unrealized Losses (34) (27)
Marketable Securities, Fair Value 46,093 $ 27,005
Long-term: Corporate Debt [Member]    
Schedule of Available-for-sale Securities [Line Items]    
Marketable Securities, Amortized Cost 7,172  
Marketable Securities, Unrealized Losses (11)  
Marketable Securities, Fair Value $ 7,161