Quarterly report pursuant to Section 13 or 15(d)

Benefit Plans (Details 1)

v2.4.0.8
Benefit Plans (Details 1) (USD $)
In Thousands, unless otherwise specified
Sep. 30, 2013
Dec. 31, 2012
Summary of plan assets investments    
Fair value of plan assets $ 635,640 $ 633,617
Fair value of plan assets, Percentage 100.00% 100.00%
Cash [Member]
   
Summary of plan assets investments    
Fair value of plan assets 3,259 22
Fair value of plan assets, Percentage 1.00% 0.00%
Huntington funds - equity funds [Member]
   
Summary of plan assets investments    
Fair value of plan assets 281,223 312,479
Fair value of plan assets, Percentage 45.00% 49.00%
Huntington funds - money market [Member]
   
Summary of plan assets investments    
Fair value of plan assets 0 6,012
Fair value of plan assets, Percentage 0.00% 1.00%
Huntington funds - fixed income funds [Member]
   
Summary of plan assets investments    
Fair value of plan assets 78,692 84,688
Fair value of plan assets, Percentage 12.00% 13.00%
Huntington common stock [Member]
   
Summary of plan assets investments    
Fair value of plan assets 36,134 37,069
Fair value of plan assets, Percentage 6.00% 6.00%
Other - equity mutual funds [Member]
   
Summary of plan assets investments    
Fair value of plan assets 2,799 0
Fair value of plan assets, Percentage 0.00% 0.00%
Other [Member]
   
Summary of plan assets investments    
Fair value of plan assets 381 0
Fair value of plan assets, Percentage 0.00% 0.00%
Corporate Obligations [Member]
   
Summary of plan assets investments    
Fair value of plan assets 173,898 149,241
Fair value of plan assets, Percentage 27.00% 24.00%
U.S. Government Agencies [Member]
   
Summary of plan assets investments    
Fair value of plan assets 6,326 7,511
Fair value of plan assets, Percentage 1.00% 1.00%
U.S. Government Obligations [Member]
   
Summary of plan assets investments    
Fair value of plan assets 52,752 36,595
Fair value of plan assets, Percentage 8.00% 6.00%
Limited Partnerships [Member]
   
Summary of plan assets investments    
Fair value of plan assets $ 176 $ 0
Fair value of plan assets, Percentage 0.00% 0.00%