Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statement of Stockholders' Equity (Unaudited) (Parenthetical)

v3.19.3
Condensed Consolidated Statement of Stockholders' Equity (Unaudited) (Parenthetical) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2018
Sep. 30, 2019
Sep. 30, 2018
Statement of Stockholders' Equity [Abstract]      
Marketable debt securities, net realized losses $ 33 $ 4 $ 133