Financial Statements (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
	Apr. 01, 2021	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income (loss) before federal income tax		$ 5,600	$ 438	$ 2,852	$ (1,797)
Increase in future policy benefit reserves		(6,287)	(8,237)	(11,519)	(17,708)
Amortization of deferred policy acquisition costs		$ 6,074	$ 6,061	$ 12,257	$ 12,180
Unusual or Infrequent Item, or Both [Domain]
Income (loss) before federal income tax	$ 700
Increase in future policy benefit reserves	800
Amortization of deferred policy acquisition costs	$ 100