Restatement of Consolidated Financial Statements, Financing Receivables Credit Quality Indicator (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	$ 564,331
Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	4,639
Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	4,735
As Reported [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	564,391	563,687	[1]
As Reported [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	11,983	7,945	[1]
As Reported [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	4,735	4,242	[1]
As Restated [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	564,331
As Restated [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	4,639
As Restated [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	4,735
Commercial and Industrial [Member] | As Reported [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable		37,252	[1]
Commercial and Industrial [Member] | As Reported [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable		196	[1]
Commercial and Industrial [Member] | As Reported [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable		137	[1]
Real Estate Construction [Member] | Construction other [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	29,011
Real Estate Construction [Member] | Construction other [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	0
Real Estate Construction [Member] | Construction other [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	120
Real Estate Construction [Member] | Construction other [Member] | As Reported [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	29,011
Real Estate Construction [Member] | Construction other [Member] | As Reported [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	3,020
Real Estate Construction [Member] | Construction other [Member] | As Reported [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	120
Real Estate Construction [Member] | Construction other [Member] | As Restated [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	29,011
Real Estate Construction [Member] | Construction other [Member] | As Restated [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	0
Real Estate Construction [Member] | Construction other [Member] | As Restated [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	120
Commercial Real Estate [Member] | Multifamily real estate [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	36,421
Commercial Real Estate [Member] | Multifamily real estate [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	0
Commercial Real Estate [Member] | Multifamily real estate [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	324
Commercial Real Estate [Member] | Multifamily real estate [Member] | As Reported [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	36,432
Commercial Real Estate [Member] | Multifamily real estate [Member] | As Reported [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	3,520
Commercial Real Estate [Member] | Multifamily real estate [Member] | As Reported [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	324
Commercial Real Estate [Member] | Multifamily real estate [Member] | As Restated [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	36,421
Commercial Real Estate [Member] | Multifamily real estate [Member] | As Restated [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	0
Commercial Real Estate [Member] | Multifamily real estate [Member] | As Restated [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	324
Commercial Real Estate [Member] | Commercial real estate, owner occupied [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	160,188
Commercial Real Estate [Member] | Commercial real estate, owner occupied [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	253
Commercial Real Estate [Member] | Commercial real estate, owner occupied [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	1,079
Commercial Real Estate [Member] | Commercial real estate, owner occupied [Member] | As Reported [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	160,188
Commercial Real Estate [Member] | Commercial real estate, owner occupied [Member] | As Reported [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	1,004
Commercial Real Estate [Member] | Commercial real estate, owner occupied [Member] | As Reported [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	1,079
Commercial Real Estate [Member] | Commercial real estate, owner occupied [Member] | As Restated [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	160,188
Commercial Real Estate [Member] | Commercial real estate, owner occupied [Member] | As Restated [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	253
Commercial Real Estate [Member] | Commercial real estate, owner occupied [Member] | As Restated [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	1,079
Consumer Non Real Estate [Member] | Automobile [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	12,344
Consumer Non Real Estate [Member] | Automobile [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	101
Consumer Non Real Estate [Member] | Automobile [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	56
Consumer Non Real Estate [Member] | Automobile [Member] | As Reported [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	12,391
Consumer Non Real Estate [Member] | Automobile [Member] | As Reported [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	101
Consumer Non Real Estate [Member] | Automobile [Member] | As Reported [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	56
Consumer Non Real Estate [Member] | Automobile [Member] | As Restated [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	12,344
Consumer Non Real Estate [Member] | Automobile [Member] | As Restated [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	101
Consumer Non Real Estate [Member] | Automobile [Member] | As Restated [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	56
Commercial Non Real Estate [Member] | Commercial and Industrial [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	36,372
Commercial Non Real Estate [Member] | Commercial and Industrial [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	99
Commercial Non Real Estate [Member] | Commercial and Industrial [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	318
Commercial Non Real Estate [Member] | Commercial and Industrial [Member] | As Reported [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	36,374
Commercial Non Real Estate [Member] | Commercial and Industrial [Member] | As Reported [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	152
Commercial Non Real Estate [Member] | Commercial and Industrial [Member] | As Reported [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	318
Commercial Non Real Estate [Member] | Commercial and Industrial [Member] | As Restated [Member] | Pass [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	36,372
Commercial Non Real Estate [Member] | Commercial and Industrial [Member] | As Restated [Member] | Special Mention [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	99
Commercial Non Real Estate [Member] | Commercial and Industrial [Member] | As Restated [Member] | Classified Excluding Impaired [Member]
Financing Receivable Credit Quality Recorded Investment [Line Items]
Non Impaired Loans Receivable	$ 318

[1] Segments and classes at December 31, 2011 are reported using the segmentation method in effect for 2011. The Company began reporting under revised segments beginning in 2012.