Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Reconciliation of income tax expense (benefit) [Abstract]
Federal income tax provision at statutory rate of 21%	$ (115)	$ (2,148)
Dividends-received deduction	(9)	(3)
Other permanent differences	8	11
Income tax expense (benefit)	$ (116)	(2,140)
Federal statutory income tax rate	21.00%
Components of income tax expense [Abstract]
Current - Federal	$ 376	129
Deferred - Federal	(492)	(2,269)
Income tax expense (benefit)	$ (116)	$ (2,140)