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Investments - Schedule of debt securities in an unrealized loss position (Details) - USD ($)
$ in Thousands
Mar. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]      
Fair Market Value, Less than 12 Months $ 8,407 $ 17,303 $ 44,710
Unrealized Loss, Less than 12 Months (21) (78) (74)
Fair Market Value, More than 12 Months 9,943 9,927 0
Unrealized Loss, More than 12 Months (54) (135) 0
Fair Market Value 18,350 27,230 44,710
Unrealized Loss (75) (213) (74)
Short Term Marketable Securities [Member]      
Debt Securities, Available-for-Sale, Unrealized Loss Position [Line Items]      
Fair Market Value, Less than 12 Months 8,407 17,303 32,991
Unrealized Loss, Less than 12 Months (21) (78) (29)
Fair Market Value, More than 12 Months 9,943 9,927 0
Unrealized Loss, More than 12 Months (54) (135) 0
Fair Market Value 18,350 27,230 32,991
Unrealized Loss $ (75) $ (213) $ (29)