Goodwill And Other Intangible Assets (Narrative) (Details) (USD $)	12 Months Ended	24 Months Ended				24 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2013 Oklahoma Banking [Member]	Dec. 31, 2013 Texas Banking [Member]	Dec. 31, 2013 Core Deposits [Member]	Dec. 31, 2013 Servicing Contracts [Member]	Dec. 31, 2012 Servicing Contracts [Member]
Goodwill impairment		$ 0
Goodwill	1,214,000	1,214,000	1,214,000	200,000	1,000,000
Amortization						$ 500,000	$ 800,000	$ 700,000
Weighted average amortization period for Core Deposit Intangibles	10 years