XML 45 R30.htm IDEA: XBRL DOCUMENT v3.21.1
Balance Sheet Details - Schedule of Inventory (Detail) - USD ($)
$ in Thousands
Mar. 31, 2021
Dec. 31, 2020
Inventory Disclosure [Abstract]    
Finished goods $ 947 $ 1,453
Work in process 7,731 6,367
Raw material 1,633 1,862
Inventory $ 10,311 $ 9,682