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EARNINGS PER COMMON SHARE (Tables)
 12 Months Ended
Dec. 31, 2011
Earnings Per Share [Abstract]  
Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]
The following table sets forth the computation of basic and diluted earnings per share from continuing operations for the periods indicated:
 
 
Years ended December 31,
(dollars in thousands, except per share amounts)
 
2011
 
2010
 
2009
Numerator:
 
 

 
 

 
 

Income from continuing operations attributable to Common Shareholders
 
$
20,062

 
$
28,260

 
$
26,574

Effect of dilutive securities:
 


 


 


Preferred OP Unit distributions
 
18

 
18

 
19

Numerator for diluted earnings per Common Share
 
20,080

 
28,278

 
26,593

Denominator:
 
 

 
 

 
 

Weighted average shares for basic earnings per share
 
40,697

 
40,136

 
38,005

Effect of dilutive securities:
 


 


 


Employee share options
 
264

 
245

 
212

Convertible Preferred OP Units
 
25

 
25

 
25

Dilutive potential Common Shares
 
289

 
270

 
237

Denominator for diluted earnings per share
 
40,986

 
40,406

 
38,242

Basic earnings per Common Share from continuing operations attributable to Common Shareholders
 
$
0.50

 
$
0.70

 
$
0.70

Diluted earnings per Common Share from continuing operations attributable to Common Shareholders
 
$
0.49

 
$
0.70

 
$
0.70