Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Comprehensive Income (Parenthetical)

v3.20.2
Condensed Consolidated Statements of Comprehensive Income (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Statement Of Income And Comprehensive Income [Abstract]        
Unrealized gains on investments, tax $ 263 $ 376 $ 1,847 $ 2,935