|
Goodwill And Other Intangible Assets (Narrative) (Details) (USD $)
|
12 Months Ended | 24 Months Ended | ||
|---|---|---|---|---|
|
Dec. 31, 2014
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2013
|
|
| Goodwill impairment | $ 0 | $ 0 | $ 0 | |
| Goodwill | 1,214,000 | 1,214,000 | 1,214,000 | |
| Weighted average amortization period for Core Deposit Intangibles | 10 years | |||
| Reduction In Core Deposit Intangibles Due To Branch Sales | 1,100,000 | |||
| Oklahoma Banking [Member] | ||||
| Goodwill | 200,000 | |||
| Texas Banking [Member] | ||||
| Goodwill | 1,000,000 | |||
| Core Deposits [Member] | ||||
| Amortization | 400,000 | 500,000 | ||
| Servicing Contracts [Member] | ||||
| Amortization | $ 400,000 | $ 800,000 | ||