Annual report pursuant to Section 13 and 15(d)

Debt (Details 2)

v3.3.1.900
Debt (Details 2) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Schedule on basis of which debt matures      
2016 $ 208,109    
2017 3,252    
2018 3,400    
2019 167,014    
2020 315,252    
Thereafter 1,400,203    
Total 2,097,230    
Debt maturing in 2019 that may be extended for a one year period 43,500    
Net discounts and deferred financing costs 19,500    
Capitalized interest costs $ 7,200 $ 6,100 $ 8,800