Reinsurance and Policy Benefits and Losses, Claims and Loss Expenses Payable (Insurance Subsidiaries Activity) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Year ended December 31,
Direct amount (a) - Life insurance in force	$ 970,454	$ 1,029,537	$ 1,031,634
Ceded to other companies - Life insurance in force	48	72	73
Assumed from other companies - Life insurance in force	304,891	328,030	356,266
Net amount (a) - Life insurance in force	$ 1,275,297	$ 1,357,495	$ 1,387,827
Percentage of amount assumed to net - Life insurance in force	24.00%	24.00%	26.00%
Direct amount (a)	$ 189,974	$ 194,849	$ 185,635
Ceded to Other Companies	153	162	212
Assumed from Other Companies	5,570	6,007	6,471
Net amount (a)	195,391	200,694	191,894
Premiums earned: Life [Member]
Year ended December 31,
Direct amount (a)	52,298	56,353	58,048
Ceded to Other Companies	1	2	1
Assumed from Other Companies	4,181	4,514	5,049
Net amount (a)	$ 56,478	$ 60,865	$ 63,096
Percentage of amount assumed to net	7.00%	7.00%	8.00%
Premiums earned: Accident and health [Member]
Year ended December 31,
Direct amount (a)	$ 41,354	$ 48,385	$ 57,081
Ceded to Other Companies	152	160	211
Assumed from Other Companies	983	1,166	1,388
Net amount (a)	$ 42,185	$ 49,391	$ 58,258
Percentage of amount assumed to net	2.00%	2.00%	2.00%
Premiums earned: Annuity [Member]
Year ended December 31,
Direct amount (a)	$ 80	$ 444	$ 221
Ceded to Other Companies	0	0	0
Assumed from Other Companies	406	327	34
Net amount (a)	$ 486	$ 771	$ 255
Percentage of amount assumed to net	84.00%	42.00%	13.00%
Premiums earned: Property and casualty [Member]
Year ended December 31,
Direct amount (a)	$ 96,242	$ 89,667	$ 70,285
Ceded to Other Companies	0	0	0
Assumed from Other Companies	0	0	0
Net amount (a)	$ 96,242	$ 89,667	$ 70,285
Percentage of amount assumed to net	0.00%	0.00%	0.00%