Loans and Allowance for Loan Losses, Troubled Debt Restructurings (Details) (USD $)	3 Months Ended		9 Months Ended						3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
	Sep. 30, 2014 Contract	Sep. 30, 2013 Contract	Sep. 30, 2014 Contract	Sep. 30, 2013 Contract	Sep. 30, 2014 Lessors of Nonresidential Buildings [Member]	Dec. 31, 2013 Lessors of Nonresidential Buildings [Member]	Sep. 30, 2014 Lessors of Residential Buildings [Member]	Dec. 31, 2013 Lessors of Residential Buildings [Member]	Sep. 30, 2014 Commercial Real Estate - Mortgage [Member] Contract	Sep. 30, 2013 Commercial Real Estate - Mortgage [Member] Contract	Sep. 30, 2014 Commercial Real Estate - Mortgage [Member] Contract	Sep. 30, 2013 Commercial Real Estate - Mortgage [Member] Contract	Sep. 30, 2014 Consumer Real Estate - Mortgage [Member] Contract	Sep. 30, 2013 Consumer Real Estate - Mortgage [Member] Contract	Sep. 30, 2014 Consumer Real Estate - Mortgage [Member] Contract	Sep. 30, 2013 Consumer Real Estate - Mortgage [Member] Contract	Sep. 30, 2014 Construction and Land Development [Member] Contract	Sep. 30, 2013 Construction and Land Development [Member] Contract	Sep. 30, 2014 Construction and Land Development [Member] Contract	Sep. 30, 2013 Construction and Land Development [Member] Contract	Sep. 30, 2014 Commercial and Industrial [Member] Contract	Sep. 30, 2013 Commercial and Industrial [Member] Contract	Sep. 30, 2014 Commercial and Industrial [Member] Contract	Sep. 30, 2013 Commercial and Industrial [Member] Contract	Sep. 30, 2014 Consumer and Other [Member] Contract	Sep. 30, 2013 Consumer and Other [Member] Contract	Sep. 30, 2014 Consumer and Other [Member] Contract	Sep. 30, 2013 Consumer and Other [Member] Contract
Troubled debt restructuring categorized by loan classification [Abstract]
Number of contracts	1	2	8	6					0	0	0	0	0	0	0	1	0	0	0	1	1	1	8	2	0	1	0	2
Pre Modification Outstanding Recorded Investment	$ 215,000	$ 95,000	$ 3,162,000	$ 2,273,000					$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 0	$ 428,000	$ 0	$ 0	$ 0	$ 50,000	$ 215,000	$ 37,000	$ 3,162,000	$ 1,537,000	$ 0	$ 58,000	$ 0	$ 258,000
Post Modification Outstanding Recorded Investment, net of related allowance	171,000	83,000	2,273,000	1,956,000					0	0	0	0	0	0	0	368,000	0	0	0	43,000	171,000	32,000	2,273,000	1,322,000	0	51,000	0	223,000
Troubled debt restructurings performing as of restructure date	7,600,000	19,600,000	7,600,000	19,600,000
Number of contracts of troubled debt restructurings subsequently defaulted																1
Troubled debt restructurings subsequently defaulted																480,000
Percentage of credit exposure to risk based capital (in hundredths)	25.00%		25.00%
Loan portfolio credit risk exposure [Abstract]
Financing receivables principal balance					492,242,000		276,848,000
Financing receivables unfunded commitment					68,316,000		39,529,000
Financing receivables exposure					$ 560,558,000	$ 515,240,000	$ 316,377,000	$ 270,773,000