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Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2013
Accounting Policies [Abstract]  
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions
The Company calculated the fair value for options with the following weighted-average assumptions for 2013, 2012, and 2011:
 
 
December 31,
 
 
2013

 
2012

 
2011

 
 
 
 
 
 
 
Risk-free interest rate
 
1.38
%
 
1.44
%
 
2.64
%
Dividend yield
 
0.8
%
 
1.2
%
 
1.2
%
Volatility factors
 
47.9
%
 
46.7
%
 
46.7
%
Weighted-average expected life
 
8.0 years

 
8.0 years

 
8.0 years