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COMMON STOCK ACTIVITY (Tables)
 12 Months Ended
Dec. 31, 2011
COMMON STOCK ACTIVITY [Abstract]  
Common Stock Activity
The following table presents the common stock activity for the three years ended December 31, 2011:

 
Years Ended December 31,
 
2011
2010
2009
 
Common Shares
Shares outstanding at beginning of year
26,973,531
26,826,100
25,070,401
Common stock offerings                                                            
586,977
-
1,600,000
Stock options exercised                                                            
9,250
18,000
57,436
Dividend reinvestment plan                                                            
5,989
6,705
7,938
Incentive restricted stock granted                                                            
79,491
135,704
92,555
Incentive restricted stock forfeited                                                            
(233)
-
(790)
Director common stock awarded                                                            
6,618
6,690
7,074
Restricted stock withheld for tax obligations
(3,564)
(19,668)
(8,514)
Shares outstanding at end of year                                                            
27,658,059
26,973,531
26,826,100