Rendering

Component: (Network and Table)
Network
2411406 - Disclosure - Shareholders' Equity - Assumptions used in estimating weighted average fair value of options on grant date (Details)
(http://www.afginc.com/role/ShareholdersEquityAssumptionsUsedInEstimatingWeightedAverageFairValueOfOptionsOnGrantDateDetails)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001042046 (http://www.sec.gov/CIK)
Stockholders' Equity Note [Abstract]Period [Axis]
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Stockholders' Equity Note [Abstract]
 
 
Stock Options, Valuation Assumptions
 
 
Exercise price
63.15  
56.47  
Expected dividend yield
1.60%  
1.60%  
Expected volatility
25.00%  
26.00%  
Expected term (in years)
P7Y3M  
P7Y3M  
Risk-free rate
1.88%  
2.20%  
Grant date fair value
15.29  
14.66