Fair Value Measurements (Assets And Liabilities Recorded At Fair Value On A Nonrecurring Basis) (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011		Jun. 30, 2011
Residential mortgage loans held for sale, fair value	$ 622
Impaired loans, fair value	91,482	74,311
OREO	60,068	63,938	[1]	66,188
Level 1 [Member]
Residential mortgage loans held for sale, fair value
Impaired loans, fair value
OREO
Level 2 [Member]
Residential mortgage loans held for sale, fair value	622
Impaired loans, fair value	66,576	57,327
OREO	59,393	63,263
Level 3 [Member]
Residential mortgage loans held for sale, fair value
Impaired loans, fair value	24,906	16,984
OREO	675	675
Commercial [Member]
Impaired loans, fair value	6,641	2,722
OREO
Commercial [Member] | Level 1 [Member]
Impaired loans, fair value
OREO
Commercial [Member] | Level 2 [Member]
Impaired loans, fair value
OREO
Commercial [Member] | Level 3 [Member]
Impaired loans, fair value	6,641	2,722
OREO
Commercial Real Estate [Member]
Impaired loans, fair value	25,636	21,148
OREO	12,029	15,721
Commercial Real Estate [Member] | Level 1 [Member]
Impaired loans, fair value
OREO
Commercial Real Estate [Member] | Level 2 [Member]
Impaired loans, fair value	13,900	13,777
OREO	12,029	15,721
Commercial Real Estate [Member] | Level 3 [Member]
Impaired loans, fair value	11,736	7,371
OREO
Construction And Development [Member]
Impaired loans, fair value	30,786	27,667
OREO	44,646	44,978
Construction And Development [Member] | Level 1 [Member]
Impaired loans, fair value
OREO
Construction And Development [Member] | Level 2 [Member]
Impaired loans, fair value	28,809	25,297
OREO	43,971	44,303
Construction And Development [Member] | Level 3 [Member]
Impaired loans, fair value	1,977	2,370
OREO	675	675
Residential Real Estate [Member]
Impaired loans, fair value	28,378	22,768
OREO	3,393	3,239
Residential Real Estate [Member] | Level 1 [Member]
Impaired loans, fair value
OREO
Residential Real Estate [Member] | Level 2 [Member]
Impaired loans, fair value	23,867	18,253
OREO	3,393	3,239
Residential Real Estate [Member] | Level 3 [Member]
Impaired loans, fair value	4,511	4,515
OREO
Consumer [Member]
Impaired loans, fair value	41	6
OREO
Consumer [Member] | Level 1 [Member]
Impaired loans, fair value
OREO
Consumer [Member] | Level 2 [Member]
Impaired loans, fair value
OREO
Consumer [Member] | Level 3 [Member]
Impaired loans, fair value	41	6
OREO

[1] December 31, 2011 financial information has been extracted from audited consolidated financial statements