Fair Value Measurements - Schedule Of Estimated Fair Values (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Dec. 31, 2013
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Duration of purchased receivables	1 year
Other assets (interest rate contracts)	$ 97	$ 186
Purchased receivables, net	9,900	16,025
Other liabilities (interest rate contracts)	97	186
Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Commitments to extend credit	1,896	1,879
Standby letters of credit	65	65
Carrying Amount
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Commitments to extend credit	189,612	187,931	[1]
Standby letters of credit	6,464	6,463	[1]
Quoted Prices In Active Markets for Identical Assets (Level 1)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other assets (interest rate contracts)	0	0
Other liabilities (interest rate contracts)
Quoted Prices In Active Markets for Identical Assets (Level 1) | Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash, due from banks and deposits in other banks	108,841	99,091
Investment securities	29,696	20,487
Quoted Prices In Active Markets for Identical Assets (Level 1) | Carrying Amount
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Cash, due from banks and deposits in other banks	108,841	99,091
Investment securities	29,696	20,487
Significant Other Observable Inputs (Level 2)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other assets (interest rate contracts)	97	186
Other liabilities (interest rate contracts)	97	186
Significant Other Observable Inputs (Level 2) | Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investment securities	206,675	232,458
Accrued interest receivable	2,934	2,729
Other assets (interest rate contracts)	97	186
Deposits	997,829	1,003,816
Securities sold under repurchase agreements	19,886	21,143
Borrowings	2,246	6,448
Accrued interest payable	50	52
Other liabilities (interest rate contracts)	97	186
Significant Other Observable Inputs (Level 2) | Carrying Amount
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Investment securities	206,546	232,305
Accrued interest receivable	2,934	2,729
Other assets (interest rate contracts)	97	186
Deposits	997,757	1,003,723
Securities sold under repurchase agreements	19,886	21,143
Borrowings	2,197	6,527
Accrued interest payable	50	52
Other liabilities (interest rate contracts)	97	186
Significant Unobservable Inputs (Level 3)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Other assets (interest rate contracts)	0	0
Other liabilities (interest rate contracts)
Significant Unobservable Inputs (Level 3) | Fair Value
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans and loans held for sale, net	766,806	769,570
Purchased receivables, net	9,900	16,025
Junior subordinated debentures	15,932	15,456
Significant Unobservable Inputs (Level 3) | Carrying Amount
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Loans and loans held for sale, net	761,361	765,035
Purchased receivables, net	9,900	16,025
Junior subordinated debentures	$ 18,558	$ 18,558

[1] Carrying amounts reflect the notional amount of credit exposure under these financial instruments.