Other Real Estate Owned (Carrying Amount For Other Real Estate Owned) (Details) (USD $) In Thousands, unless otherwise specified			12 Months Ended
Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2011 Other Real Estate Owned [Member]	Dec. 31, 2011 Other Real Estate Owned, Covered [Member]
Real Estate Properties [Line Items]
Carrying amount for other real estate owned, Beginning Balance	$ 7,119	$ 5,591	$ 5,591	$ 0
Acquired			9,072	33,320
Additions			11,127	1,537
Sales			(17,398)	(4,414)
Charge-offs			(896)	0
Change in residential properties			(313)	0
Change in repossessed personal property			(64)	0
Carrying amount for other real estate owned, Ending Balance	$ 7,119	$ 5,591	$ 7,119	$ 30,443

Carrying amount as of the balance sheet date of other real estate, which may include real estate investments, real estate loans that qualify as investments in real estate, and premises that are no longer used in operations may also be included in real estate owned. This does not include real estate assets taken in settlement of troubled loans through surrender or foreclosure.

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

-Publisher AICPA

-Name Audit and Accounting Guide (AAG)

-Number AAG-DEP

-Chapter 11

-Paragraph 12-18

-IssueDate 2006-05-01

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.10(4))

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Name:	us-gaap_OtherRealEstate
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant