XML 79 R63.htm IDEA: XBRL DOCUMENT v3.3.1.900
COMMITMENTS AND CONTINGENCIES (Minimum Rentals Under Non-Cancelable Operating Leases) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
COMMITMENTS AND CONTINGENCIES      
Amount of outstanding letters of credit and surety bonds $ 86,100 $ 53,700  
Contractual rental expense, including participation rent 9,100 $ 7,300 $ 6,300
Ground lease payments      
2016 8,766    
2017 9,391    
2018 8,718    
2019 7,741    
2020 7,744    
Subsequent/Other 304,660    
Total $ 347,020