XML 92 R75.htm IDEA: XBRL DOCUMENT v3.3.1.900
Long-Term Debt (Details 3) - USD ($)
$ in Thousands
Dec. 31, 2015
Dec. 31, 2014
Aggregate annual maturities of long-term debt    
2016 $ 52,223  
2017 63,402  
2018 44,991  
2019 75,669  
2020 37,175  
Thereafter 982,199  
Total Debt $ 1,255,659 $ 1,081,467