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Consolidation and Basis of Presentation and Significant Accounting Policies (Tables)
 3 Months Ended
Mar. 31, 2013
Notes To Financial Statements [Abstract]  
Earnings Per Common Share
(dollars and shares in thousands, except per share amounts)
Three months ended March 31,
 
2013
 
2012
Shares Outstanding
 
 
 
Weighted average common shares - basic
42,354

 
39,505

Weighted average partnership units outstanding
1,715

 
1,936

Effect of dilutive securities
80

 
102

Weighted average common shares - diluted
44,149

 
41,543

 
 
 
 
Calculation of Earnings per Share - basic
 

 
 

Income from continuing operations
$
22,005

 
$
15,209

Income from continuing operations attributable to noncontrolling interests
(825
)
 
(691
)
Income from continuing operations allocated to unvested restricted shares
(20
)
 
(16
)
Income from continuing operations available for common shareholders, adjusted
$
21,160

 
$
14,502

 
 
 
 
Income from discontinued operations
$
—

 
$
9,859

Income from discontinued operations attributable to noncontrolling interest
—

 
(488
)
Income from discontinued operations allocated to unvested restricted shares
—

 
(11
)
Income from discontinued operations available for common shareholders, adjusted
$
—

 
$
9,360

 
 
 
 
Weighted average common shares - basic
42,354

 
39,505

Earnings per share - basic
$
0.50

 
$
0.60

 
 
 
 
Calculation of Earnings per Share - diluted
 

 
 

Net income available for common shareholders
$
21,180

 
$
23,890

Net income attributable to noncontrolling interests
825

 
1,178

Net income attributable to discontinued operations
—

 
(9,859
)
Adjusted net income from continuing operations available for common shareholders
$
22,005

 
$
15,209

 
 
 
 
Weighted average common shares - diluted
44,149

 
41,543

Earnings per share - diluted
$
0.50

 
$
0.60