XML 36 R27.htm IDEA: XBRL DOCUMENT v3.22.2
Marketable Securities (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2022
Jun. 30, 2021
Marketable Securities [Line Items]      
Amount of purchases $ 3,800 $ 6,027 $ 0
Gross unrealized gains   381  
Gross unrealized losses   0  
Historical cost 6,000 6,000  
Level 1      
Marketable Securities [Line Items]      
Fair value of securities $ 6,400 $ 6,400