Loans (Average Recorded Investments In Impaired Loans And Related Amount Of Interest Recognized) (Tables) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment	$ 37,251	$ 38,137	$ 39,381	$ 36,608
Impaired Financing Receivable, Interest Income, Accrual Method	287	252	867	640
SBA loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment	3,405	6,768	4,436	6,631
Impaired Financing Receivable, Interest Income, Accrual Method	48	57	164	174
SBA 504 loans [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment	5,828	8,284	6,244	9,223
Impaired Financing Receivable, Interest Income, Accrual Method	69	67	209	172
Commercial other [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment	3,567	1,388	3,560	1,118
Impaired Financing Receivable, Interest Income, Accrual Method	13	8	40	17
Commercial real estate [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment	18,879	16,366	19,031	14,206
Impaired Financing Receivable, Interest Income, Accrual Method	157	120	454	277
Commercial real estate construction [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment		600	178	813
Residential mortgages [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment	2,104	2,202	1,904	2,166
Residential Construction Segment [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment			1,205
Residential Purchased Mortgages Segment [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment	3,168	2,251	2,512	2,165
Home equity [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment	290	269	301	282
Consumer other [Member]
Financing Receivable, Impaired [Line Items]
Impaired Financing Receivable, Average Recorded Investment	$ 10	$ 9	$ 10	$ 4