Income per Common Share of the Trust
 3 Months Ended
Mar. 31, 2015
Earnings Per Share [Abstract]  
Earnings Per Share [Text Block]
Income per Common Share of the Trust

The following table sets forth the computation of basic and diluted income per common share of the Trust (in thousands except per share amounts):
 
 
For the Three Months Ended
 
For the Three Months Ended
 
March 31, 2015
 
March 31, 2014
 
Income
(Numerator)
 
Weighted
Average
Shares
(Denominator)
 
Per Share
 
Income
(Numerator)
 
Weighted
Average
Shares
(Denominator)
 
Per Share
Basic income from continuing operations
 
 
 
 
 
 
 
 
 
 
 
Income from continuing operations net of noncontrolling interest
$
30,951

 
148,315

 
$
0.21

 
$
25,179

 
146,425

 
$
0.17

Dilutive shares for long-term compensation plans
—

 
716

 
 
 
—

 
670

 
 
Diluted income from continuing operations
 
 
 
 
 
 
 
 
 
 
 
Income from continuing operations net of noncontrolling interest
$
30,951

 
149,031

 
$
0.21

 
$
25,179

 
147,095

 
$
0.17

Basic income from discontinued operations
 
 
 
 
 
 
 
 
 
 
 
Discontinued operations net of noncontrolling interest
$
—

 
148,315

 
$
—

 
$
46,721

 
146,425

 
$
0.32

Dilutive shares for long-term compensation plans
—

 
716

 
 
 
—

 
670

 
 
Diluted income from discontinued operations
 
 
 
 
 
 
 
 
 
 
 
Discontinued operations net of noncontrolling interest
$
—

 
149,031

 
$
—

 
$
46,721

 
147,095

 
$
0.32

Basic income per common share
 
 
 
 
 
 
 
 
 
 
 
Net income available to common shareholders
$
30,951

 
148,315

 
$
0.21

 
$
71,900

 
146,425

 
$
0.49

Dilutive shares for long-term compensation plans
—

 
716

 
 
 
—

 
670

 
 
Diluted income per common share
 
 
 
 
 
 
 
 
 
 
 
Net income available to common shareholders
$
30,951

 
149,031

 
$
0.21

 
$
71,900

 
147,095

 
$
0.49

 
 
 
 
 
 
 
 
 
 
 
 

Dilutive shares for long-term compensation plans represent the unvested common shares outstanding during the periods as well as the dilutive effect of outstanding options. The amount of anti-dilutive options excluded from the computation of diluted income per common share for the three months ended March 31, 2015 was 596,000 as compared to 1,247,000 for the same period in 2014.
Stock Option Exercises [Text Block]
During the three months ended March 31, 2015, 44,000 common shares were issued upon the exercise of options. During the year ended December 31, 2014, 44,000 common shares were issued upon the exercise of options.