Income Tax Matters (Schedule of Effective Tax Rate Reconciliation) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Income Tax Matters
Computed expected income tax benefit (expense)	$ 428	$ (409)	$ (2,357)	$ (1,508)
Reduction (increase) in income taxes resulting from:
Interest maintenance reserve and reinsurance	(18)	61	51	(18)
Non deductible expenses	(3)	(3)	(6)	(5)
Change in valuation allowance	(3,593)	2,480	(3,781)	(1,052)
Deferred tax adjustment		(4)		(14)
AETR adjustment	76		76
Prior year true-up	141		141
Subtotal of (increases) decreases	(3,397)	2,534	(3,519)	(1,089)
Tax benefit (expense)	$ (2,969)	$ 2,125	$ (5,876)	$ (2,597)