Allowance For Credit Losses (Impaired Loans By Loan Portfolio) (Details) (USD $)	3 Months Ended
Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014
Financing Receivable, Impaired [Line Items]
Recorded Investment, With no related allowance recorded	$ 7,301,000		$ 8,206,000
Unpaid Principal Balance, With no related allowance recorded	8,995,000		12,259,000
Average Recorded Investment, With no related allowance recorded	7,754,000	5,640,000
Interest Income Recognized, With no related allowance recorded	27,000	1,000
Recorded Investment, With allowance recorded	1,960,000		850,000
Unpaid Principal Balance, With allowance recorded	5,916,000		2,433,000
Related Allowance	401,000		273,000
Average Recorded Investment, With allowance recorded	1,405,000	2,168,000
Recorded Investment, Total	9,261,000		9,056,000
Unpaid Principal Balance, Total	14,911,000		14,692,000
Average Recorded Investment, Total	9,159,000	7,808,000
Interest Income Recognized, Total	27,000	1,000
Residential Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment, With no related allowance recorded	2,182,000		2,457,000
Unpaid Principal Balance, With no related allowance recorded	2,958,000		3,270,000
Average Recorded Investment, With no related allowance recorded	2,320,000	1,872,000
Recorded Investment, With allowance recorded	408,000
Unpaid Principal Balance, With allowance recorded	445,000
Related Allowance	1,000
Average Recorded Investment, With allowance recorded	204,000	377,000
Recorded Investment, Total	2,590,000		2,457,000
Unpaid Principal Balance, Total	3,403,000		3,270,000
Average Recorded Investment, Total	2,524,000	2,249,000
Commercial Mortgage [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment, With no related allowance recorded	3,372,000		3,400,000
Unpaid Principal Balance, With no related allowance recorded	3,492,000		3,501,000
Average Recorded Investment, With no related allowance recorded	3,386,000	2,509,000
Interest Income Recognized, With no related allowance recorded	26,000
Recorded Investment, With allowance recorded	202,000		200,000
Unpaid Principal Balance, With allowance recorded	202,000		200,000
Related Allowance	106,000		104,000
Average Recorded Investment, With allowance recorded	201,000	36,000
Recorded Investment, Total	3,574,000		3,600,000
Unpaid Principal Balance, Total	3,694,000		3,701,000
Average Recorded Investment, Total	3,587,000	2,545,000
Interest Income Recognized, Total	26,000
Commercial Term [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment, With allowance recorded	200,000		200,000
Unpaid Principal Balance, With allowance recorded	205,000		202,000
Related Allowance	116,000		119,000
Average Recorded Investment, With allowance recorded	200,000
Recorded Investment, Total	200,000		200,000
Unpaid Principal Balance, Total	205,000		202,000
Average Recorded Investment, Total	200,000
Commercial Construction [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment, With no related allowance recorded	1,094,000		1,706,000
Unpaid Principal Balance, With no related allowance recorded	1,877,000		4,822,000
Average Recorded Investment, With no related allowance recorded	1,400,000	797,000
Recorded Investment, With allowance recorded	1,062,000		450,000
Unpaid Principal Balance, With allowance recorded	4,976,000		2,031,000
Related Allowance	147,000		50,000
Average Recorded Investment, With allowance recorded	756,000	1,684,000
Recorded Investment, Total	2,156,000		2,156,000
Unpaid Principal Balance, Total	6,853,000		6,853,000
Average Recorded Investment, Total	2,156,000	2,481,000
Consumer: Home Equity [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment, With no related allowance recorded	459,000		549,000
Unpaid Principal Balance, With no related allowance recorded	474,000		564,000
Average Recorded Investment, With no related allowance recorded	504,000	415,000
Interest Income Recognized, With no related allowance recorded	1,000	1,000
Recorded Investment, With allowance recorded	88,000
Unpaid Principal Balance, With allowance recorded	88,000
Related Allowance	31,000
Average Recorded Investment, With allowance recorded	44,000
Recorded Investment, Total	547,000		549,000
Unpaid Principal Balance, Total	562,000		564,000
Average Recorded Investment, Total	548,000	415,000
Interest Income Recognized, Total	1,000	1,000
Consumer: Other [Member]
Financing Receivable, Impaired [Line Items]
Recorded Investment, With no related allowance recorded	194,000		94,000
Unpaid Principal Balance, With no related allowance recorded	194,000		102,000
Average Recorded Investment, With no related allowance recorded	144,000	47,000
Average Recorded Investment, With allowance recorded		71,000
Recorded Investment, Total	194,000		94,000
Unpaid Principal Balance, Total	194,000		102,000
Average Recorded Investment, Total	$ 144,000	$ 118,000

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Average amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)(1)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5212-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 17

-URI http://asc.fasb.org/extlink&oid=28368275&loc=d3e5258-111524

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Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 310

-SubTopic 10

-Section 50

-Paragraph 14A

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=28368275&loc=SL6953550-111524

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