XML 120 R63.htm IDEA: XBRL DOCUMENT v2.4.0.8
Securities - Summary of Securities with Unrealized Losses, Segregated by Duration of Unrealized Loss (Detail) (USD $)
In Thousands, unless otherwise specified
 12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Schedule Of Available For Sale And Held To Maturity Securities Continuous Unrealized Loss Position [Line Items]    
Held-to-maturity Securities, Less than Twelve Months, Fair Value $ 1 $ 1,443
Held-to-maturity Securities, Less than 12 Months, unrealized losses   8
Held-to-maturity Securities, Twelve Months or Longer, Fair Value 1,329 5
Held-to-maturity Securities, 12 Months or Longer, unrealized losses 7  
Held-to-maturity Securities, Fair Value, Total 1,330 1,448
Held-to-maturity Securities, unrealized losses, Total 7 8
Available-for-sale Securities, Less than Twelve Months, Fair Value 111,957 50,816
Available-for-sale Securities, Less than 12 Months, unrealized losses 548 86
Available-for-sale Securities, Twelve Months or Longer, Fair Value 150,188 126,756
Available-for-sale Securities, 12 Months or Longer, unrealized losses 259 113
Available-for-sale Securities, Fair Value, Total 262,145 177,572
Available-for-sale Securities, unrealized losses, Total 807 199
U.S. treasuries [Member]
    
Schedule Of Available For Sale And Held To Maturity Securities Continuous Unrealized Loss Position [Line Items]    
Available-for-sale Securities, Less than Twelve Months, Fair Value 29,861  
Available-for-sale Securities, Less than 12 Months, unrealized losses 85  
Available-for-sale Securities, Fair Value, Total 29,861  
Available-for-sale Securities, unrealized losses, Total 85  
U.S. Federal agencies [Member]
    
Schedule Of Available For Sale And Held To Maturity Securities Continuous Unrealized Loss Position [Line Items]    
Held-to-maturity Securities, Less than Twelve Months, Fair Value 1 1
Held-to-maturity Securities, Twelve Months or Longer, Fair Value 1 5
Held-to-maturity Securities, Fair Value, Total 2 6
Available-for-sale Securities, Less than Twelve Months, Fair Value 79,477 45,905
Available-for-sale Securities, Less than 12 Months, unrealized losses 250 54
Available-for-sale Securities, Twelve Months or Longer, Fair Value 150,188 125,868
Available-for-sale Securities, 12 Months or Longer, unrealized losses 259 111
Available-for-sale Securities, Fair Value, Total 229,665 171,773
Available-for-sale Securities, unrealized losses, Total 509 165
States and political subdivisions [Member]
    
Schedule Of Available For Sale And Held To Maturity Securities Continuous Unrealized Loss Position [Line Items]    
Held-to-maturity Securities, Less than Twelve Months, Fair Value   1,442
Held-to-maturity Securities, Less than 12 Months, unrealized losses   8
Held-to-maturity Securities, Twelve Months or Longer, Fair Value 1,328  
Held-to-maturity Securities, 12 Months or Longer, unrealized losses 7  
Held-to-maturity Securities, Fair Value, Total 1,328 1,442
Held-to-maturity Securities, unrealized losses, Total 7 8
Available-for-sale Securities, Less than Twelve Months, Fair Value 2,459 1,545
Available-for-sale Securities, Less than 12 Months, unrealized losses 72 18
Available-for-sale Securities, Twelve Months or Longer, Fair Value   888
Available-for-sale Securities, 12 Months or Longer, unrealized losses   2
Available-for-sale Securities, Fair Value, Total 2,459 2,433
Available-for-sale Securities, unrealized losses, Total 72 20
Other [Member]
    
Schedule Of Available For Sale And Held To Maturity Securities Continuous Unrealized Loss Position [Line Items]    
Available-for-sale Securities, Less than Twelve Months, Fair Value 160 3,366
Available-for-sale Securities, Less than 12 Months, unrealized losses 141 14
Available-for-sale Securities, Fair Value, Total 160 3,366
Available-for-sale Securities, unrealized losses, Total $ 141 $ 14