Quarterly report pursuant to Section 13 or 15(d)

Restricted Cash Equivalents and Investments (Narrative) (Details)

v3.22.1
Restricted Cash Equivalents and Investments (Narrative) (Details) - Preferred Stock [Member]
$ in Thousands
3 Months Ended
Mar. 31, 2022
USD ($)
Debt and Equity Securities, FV-NI [Line Items]  
Investment $ 250
Minority investment, ownership percentage 10.00%