XML 79 R59.htm IDEA: XBRL DOCUMENT v3.3.1.900
SCHEDULE III REAL ESTATE AND ACCUMULATED DEPRECIATION (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Real Estate and Equipment      
Balance at the beginning of the period $ 6,222,360 $ 5,247,374 $ 5,002,010
Additions 1,234,580 974,986 245,364
Balance at the end of the period 7,456,940 6,222,360 5,247,374
Accumulated Depreciation      
Balance at the beginning of the period 973,205 830,448 704,418
Additions 174,335 142,757 126,030
Balance at the end of the period $ 1,147,540 $ 973,205 $ 830,448