XML 45 R35.htm IDEA: XBRL DOCUMENT v3.23.2
Marketable Debt and Equity Securities - Net Gains and Losses (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2023
Jun. 30, 2022
Jun. 30, 2023
Jun. 30, 2022
Marketable Securities [Abstract]        
Net and unrealized gain (loss) recognized on equity securities $ 288 $ (6,545) $ (2,610) $ (9,974)