XML 42 R5.htm IDEA: XBRL DOCUMENT v3.22.0.1
Consolidated Statements of Comprehensive (Loss) Income (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Statement of Comprehensive Income [Abstract]      
Unrealized gain (loss) on marketable securities, tax $ 214 $ (202) $ (43)