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Securities (Schedule Of Amortized Cost and Fair Value Of Debt Securities by Contractual Maturity) (Details) $ in Thousands	Mar. 31, 2018 USD ($)
Securities [Abstract]
Available for Sale, Amortized Cost, Due in one year or less	$ 3,553
Available for Sale, Amortized Cost, Due after one year through five years	21,918
Available for Sale, Amortized Cost, Due after five years through ten years	43,127
Available for Sale, Amortized Cost, Due after ten years	50,272
Available for Sale, Amortized Cost, Mortgage-backed securities- government sponsored agencies	155,473
Available for Sale, Amortized Cost, Total	274,343
Available for Sale, Fair Value, Due in one year or less	3,560
Available for Sale, Fair Value, Due after one year through five years	21,558
Available for Sale, Fair Value, Due after five years through ten years	41,439
Available for Sale, Fair Value, Due after ten years	50,101
Available for Sale, Fair Value, Mortgage-backed securities- government sponsored agencies	149,204
Available for Sale, Fair Value, Total	$ 265,862

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This item represents the cost of debt 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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Amount after adjustments of available-for-sale debt securities at cost, maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Fair value of available-for-sale debt securities maturing in the sixth fiscal year through the tenth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount after adjustments of available-for-sale debt securities at cost, maturing in the second fiscal year through the fifth fiscal year following the latest fiscal year. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings less cumulative-effect adjustments, and fair value hedge accounting adjustments. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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