Reinsurance and Policy Benefits and Losses, Claims and Loss Expenses Payable (Insurance Subsidiaries Activity) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Year ended December 31,
Direct amount (a) - Life insurance in force	$ 1,029,537	$ 1,031,634	$ 957,280
Ceded to other companies - Life insurance in force	72	73	7
Assumed from other companies - Life insurance in force	328,030	356,266	441,563
Net amount (a) - Life insurance in force	$ 1,357,495	$ 1,387,827	$ 1,398,836
Percentage of amount assumed to net - Life insurance in force	24.00%	26.00%	32.00%
Direct amount (a)	$ 194,849	$ 185,635	$ 189,343
Ceded to Other Companies	162	212	227
Assumed from Other Companies	6,007	6,471	8,001
Net amount (a)	200,694	191,894	197,117
Premiums earned: Life [Member]
Year ended December 31,
Direct amount (a)	56,353	58,048	53,289
Ceded to Other Companies	2	1	1
Assumed from Other Companies	4,514	5,049	5,629
Net amount (a)	$ 60,865	$ 63,096	$ 58,917
Percentage of amount assumed to net	7.00%	8.00%	10.00%
Premiums earned: Accident and health [Member]
Year ended December 31,
Direct amount (a)	$ 48,385	$ 57,081	$ 66,863
Ceded to Other Companies	160	211	226
Assumed from Other Companies	1,166	1,388	1,563
Net amount (a)	$ 49,391	$ 58,258	$ 68,200
Percentage of amount assumed to net	2.00%	2.00%	2.00%
Premiums earned: Annuity [Member]
Year ended December 31,
Direct amount (a)	$ 444	$ 221	$ 65
Ceded to Other Companies	0	0	0
Assumed from Other Companies	327	34	794
Net amount (a)	$ 771	$ 255	$ 859
Percentage of amount assumed to net	42.00%	13.00%	92.00%
Premiums earned: Property and casualty [Member]
Year ended December 31,
Direct amount (a)	$ 89,667	$ 70,285	$ 69,126
Ceded to Other Companies	0	0	0
Assumed from Other Companies	0	0	15
Net amount (a)	$ 89,667	$ 70,285	$ 69,141
Percentage of amount assumed to net	0.00%	0.00%	0.00%