Investments In Securities (Schedule Of Gross Unrealized Gains And Losses And Amortized Cost For Securities) (Details) $ in Thousands	9 Months Ended
Sep. 30, 2019 USD ($)	Sep. 30, 2018 USD ($)	Dec. 31, 2018 USD ($)
Debt and Equity Securities, FV-NI [Line Items]
Fixed maturities, available-for-sale, amortized cost	$ 80,947		$ 87,714
Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities	0	$ 0
Government obligations
Debt and Equity Securities, FV-NI [Line Items]
Fixed maturities, available-for-sale, amortized cost	1,008		1,023
Available-for-sale, at fair value, Gross Unrealized Gains	0		0
Available-for-sale, at fair value, Gross Unrealized Losses	2		7
Available-for-sale, at fair value, Estimated Fair Value	1,006		1,016
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	19,946		19,518
Available-for-sale, at fair value, Gross Unrealized Gains	859		229
Available-for-sale, at fair value, Gross Unrealized Losses	0		143
Available-for-sale, at fair value, Estimated Fair Value	20,805		19,604
Special revenue issuer obligations of U.S. states, territories and political subdivisions
Debt and Equity Securities, FV-NI [Line Items]
Fixed maturities, available-for-sale, amortized cost	53,240		56,675
Available-for-sale, at fair value, Gross Unrealized Gains	2,626		1,237
Available-for-sale, at fair value, Gross Unrealized Losses	13		329
Available-for-sale, at fair value, Estimated Fair Value	$ 55,853		$ 57,583
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	$ 6,753		$ 10,498
Available-for-sale, at fair value, Gross Unrealized Gains	620		303
Available-for-sale, at fair value, Gross Unrealized Losses	0		47
Available-for-sale, at fair value, Estimated Fair Value	7,373		10,754
Total fixed maturities
Debt and Equity Securities, FV-NI [Line Items]
Fixed maturities, available-for-sale, amortized cost	80,947		87,714
Available-for-sale, at fair value, Gross Unrealized Gains	4,105		1,769
Available-for-sale, at fair value, Gross Unrealized Losses	15		526
Available-for-sale, at fair value, Estimated Fair Value	$ 85,037		$ 88,957

Number of Special Revenue Bonds

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- Definition

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

+ References

No definition available.

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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=118939692&loc=d3e27161-111563

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- Definition

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

No definition available.

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This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any.

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The amount of other than temporary impairment losses on investments in debt and equity securities categorized as Available-for-sale which have been recognized in earnings during the period. Such impairment losses consist of other than temporary impairments (OTTI) on equity securities, credit losses on investments in debt securities, and when the entity intends to sell an impaired debt security or it is more likely than not that the entity will be required to sell the impaired debt security before recovery of its amortized cost basis.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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