Schedule of Investments Held to Maturity (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Net Investment Income [Line Items]
Amortized Cost	$ 2,680	$ 3,610
Unrealized Gains	41	113
Unrealized Losses	(46)	(5)
Fair Value	2,675	3,718
Corporate Bond Securities [Member]
Net Investment Income [Line Items]
Amortized Cost	2,232	3,169
Unrealized Gains	41	113
Unrealized Losses	(46)	(5)
Fair Value	2,227	3,277
Money Market Funds [Member]
Net Investment Income [Line Items]
Amortized Cost	448	441
Fair Value	$ 448	$ 441

Amount, before allowance for credit loss, of investment in debt security measured at amortized cost (held-to-maturity).

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