Investments In Securities (Schedule Of Gross Unrealized Gains And Losses And Amortized Cost For Securities) (Details) $ in Thousands	Sep. 30, 2018 USD ($)	Dec. 31, 2017 USD ($)
Debt and Equity Securities, FV-NI [Line Items]
Fixed maturities, available-for-sale, amortized cost	$ 91,336	$ 100,314
Government obligations
Debt and Equity Securities, FV-NI [Line Items]
Fixed maturities, available-for-sale, amortized cost	1,028	1,043
Available-for-sale, at fair value, Gross Unrealized Gains	0	0
Available-for-sale, at fair value, Gross Unrealized Losses	14	1
Available-for-sale, at fair value, Estimated Fair Value	1,014	1,042
General Obligations Of U.S. States, Territories And Political Subdivisions
Debt and Equity Securities, FV-NI [Line Items]
Fixed maturities, available-for-sale, amortized cost	20,952	24,189
Available-for-sale, at fair value, Gross Unrealized Gains	170	505
Available-for-sale, at fair value, Gross Unrealized Losses	304	50
Available-for-sale, at fair value, Estimated Fair Value	20,818	24,644
Special Revenue Obligations Of U.S. States, Territories And Political Subdivisions
Debt and Equity Securities, FV-NI [Line Items]
Fixed maturities, available-for-sale, amortized cost	56,860	62,592
Available-for-sale, at fair value, Gross Unrealized Gains	970	2,218
Available-for-sale, at fair value, Gross Unrealized Losses	582	165
Available-for-sale, at fair value, Estimated Fair Value	$ 57,248	$ 64,645
Number of Special Revenue Bonds	60	60
Corporate Debt Securities
Debt and Equity Securities, FV-NI [Line Items]
Fixed maturities, available-for-sale, amortized cost	$ 12,496	$ 12,490
Available-for-sale, at fair value, Gross Unrealized Gains	329	527
Available-for-sale, at fair value, Gross Unrealized Losses	78	7
Available-for-sale, at fair value, Estimated Fair Value	12,747	13,010
Total Fixed Maturities
Debt and Equity Securities, FV-NI [Line Items]
Fixed maturities, available-for-sale, amortized cost	91,336	100,314
Available-for-sale, at fair value, Gross Unrealized Gains	1,469	3,250
Available-for-sale, at fair value, Gross Unrealized Losses	978	223
Available-for-sale, at fair value, Estimated Fair Value	$ 91,827	$ 103,341

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

+ References

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- Definition

Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27161-111563

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

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+ References

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