Loans (Aging Analysis Of Past Due And Nonaccrual Loans By Class) (Details) (USD $)	Sep. 30, 2013		Dec. 31, 2012
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	$ 3,019,000		$ 14,330,000
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due	362,000		2,454,000
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	861,000		109,000
Financing Receivable, Recorded Investment, Nonaccrual Status	16,654,000	[1]	17,468,000	[1]
Financing Receivable, Recorded Investment, Past Due	20,896,000		34,361,000
Financing Receivable, Recorded Investment, Current	639,721,000		552,675,000
Total loans	660,617,000		587,036,000
Performing Troubled Debt Restructurings	7,700,000		13,600,000
SBA held to maturity [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	830,000		1,912,000
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due	96,000		296,000
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	1,000
Financing Receivable, Recorded Investment, Nonaccrual Status	3,058,000	[1]	4,633,000	[1]
Financing Receivable, Recorded Investment, Past Due	3,985,000		6,841,000
Financing Receivable, Recorded Investment, Current	46,460,000		51,752,000
Total loans	50,445,000		58,593,000
SBA 504 loans [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due			5,037,000
Financing Receivable, Recorded Investment, Nonaccrual Status	2,298,000	[1]	2,562,000	[1]
Financing Receivable, Recorded Investment, Past Due	2,298,000		7,599,000
Financing Receivable, Recorded Investment, Current	34,743,000		33,839,000
Total loans	37,041,000		41,438,000
Commercial other [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	10,000
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	94,000		109,000
Financing Receivable, Recorded Investment, Nonaccrual Status	979,000	[1]	1,122,000	[1]
Financing Receivable, Recorded Investment, Past Due	1,083,000		1,231,000
Financing Receivable, Recorded Investment, Current	31,497,000		22,812,000
Total loans	32,580,000		24,043,000
Commercial real estate [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	57,000		3,763,000
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	14,000
Financing Receivable, Recorded Investment, Nonaccrual Status	4,342,000	[1]	3,323,000	[1]
Financing Receivable, Recorded Investment, Past Due	4,413,000		7,086,000
Financing Receivable, Recorded Investment, Current	304,348,000		257,353,000
Total loans	308,761,000		264,439,000
Commercial real estate construction [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due			202,000
Financing Receivable, Recorded Investment, Nonaccrual Status	177,000	[1]
Financing Receivable, Recorded Investment, Past Due	177,000		202,000
Financing Receivable, Recorded Investment, Current	7,107,000		12,880,000
Total loans	7,284,000		13,082,000
Residential mortgages [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	1,148,000		2,651,000
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due			1,878,000
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	748,000
Financing Receivable, Recorded Investment, Nonaccrual Status	2,343,000	[1]	2,521,000	[1]
Financing Receivable, Recorded Investment, Past Due	4,239,000		7,050,000
Financing Receivable, Recorded Investment, Current	162,591,000		118,182,000
Total loans	166,830,000		125,232,000
Residential Purchased Mortgages Segment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	537,000		134,000
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due	68,000		78,000
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	4,000
Financing Receivable, Recorded Investment, Nonaccrual Status	1,729,000	[1]	2,990,000	[1]
Financing Receivable, Recorded Investment, Past Due	2,338,000		3,202,000
Financing Receivable, Recorded Investment, Current	3,961,000		3,660,000
Total loans	6,299,000		6,862,000
Home equity [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	432,000		833,000
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due	198,000
Financing Receivable, Recorded Investment, Nonaccrual Status	1,728,000	[1]	308,000	[1]
Financing Receivable, Recorded Investment, Past Due	2,358,000		1,141,000
Financing Receivable, Recorded Investment, Current	41,770,000		44,011,000
Total loans	44,128,000		45,152,000
Consumer other [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	5,000
Financing Receivable, Recorded Investment, Nonaccrual Status			9,000	[1]
Financing Receivable, Recorded Investment, Past Due	5,000		9,000
Financing Receivable, Recorded Investment, Current	1,351,000		1,249,000
Total loans	1,356,000		1,258,000
Loans Held for Investment [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, 30 to 59 Days Past Due	3,019,000		14,330,000
Financing Receivable, Recorded Investment, 60 to 89 Days Past Due	362,000		2,454,000
Financing Receivable, Recorded Investment, Equal to Greater than 90 Days Past Due	861,000		109,000
Financing Receivable, Recorded Investment, Nonaccrual Status	16,654,000	[1]	17,468,000	[1]
Financing Receivable, Recorded Investment, Past Due	20,896,000		34,361,000
Financing Receivable, Recorded Investment, Current	633,828,000		545,738,000
Total loans	654,724,000		580,099,000
SBA Loans Held for Sale [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Current	5,893,000		6,937,000
Total loans	5,893,000		6,937,000
Loans Guaranteed by the Small Business Administration [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	592,000		1,800,000
Troubled Debt Restructuring (TDR) [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing Receivable, Recorded Investment, Nonaccrual Status	$ 1,800,000		$ 1,100,000

[1] At September 30, 2013, nonaccrual loans included $1.8 million of troubled debt restructurings ("TDRs") and $592 thousand of loans guaranteed by the SBA.  The remaining $7.7 million of TDRs are in accrual status because they are performing in accordance with their restructured terms.