Related Parties (Details) - Investment Firm Services [Member] $ in Thousands	3 Months Ended
Mar. 31, 2021 USD ($) Director	Mar. 31, 2020 USD ($)
Related Party [Abstract]
Management fees and commissions	$ 8	$ 37
Director [Member]
Related Party [Abstract]
Number of related parties \| Director	1
Market value of equity and fixed maturity securities portfolio	$ 8,857

Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.4)
-URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878

Name:	us-gaap_TradingSecurities
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant