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Investment in Mesquite (Tables)
 3 Months Ended
May 31, 2016
Mesquite  
Schedule of Equity Method Investments [Line Items]  
Equity method investment financial information
The following table presents unaudited condensed financial information of Mesquite for the three months ended March 31, 2016 and 2015 (in thousands):
 
Three Months Ended
 
March 31,
 
2016
 
2015
Net operating revenues
$
28,849

 
$
28,294

Operating income (loss)
$
5,696

 
$
5,389

Net income (loss)
$
4,728

 
$
4,392