Business Segments and Geographic Information (Geographic Information) (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2015 |
Sep. 30, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Dec. 31, 2014 |
Sep. 30, 2014 |
Jun. 30, 2014 |
Mar. 31, 2014 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
Geographical Information | |||||||||||
Revenues | $ 500,127 | $ 469,866 | $ 445,945 | $ 427,369 | $ 427,740 | $ 457,900 | $ 412,843 | $ 393,137 | $ 1,843,307 | $ 1,691,620 | $ 1,522,074 |
Property and equipment, net | 1,916,386 | 1,772,166 | 1,916,386 | 1,772,166 | 1,727,798 | ||||||
U.S. operations | |||||||||||
Geographical Information | |||||||||||
Revenues | 1,581,811 | 1,438,144 | 1,314,425 | ||||||||
Property and equipment, net | 1,910,378 | 1,765,391 | 1,910,378 | 1,765,391 | 1,721,761 | ||||||
Australia operations | |||||||||||
Geographical Information | |||||||||||
Revenues | 237,731 | 210,577 | 158,028 | ||||||||
Property and equipment, net | 5,871 | 5,923 | 5,871 | 5,923 | 4,828 | ||||||
South African operations | |||||||||||
Geographical Information | |||||||||||
Revenues | 14,964 | 16,831 | 17,992 | ||||||||
Property and equipment, net | 90 | 127 | 90 | 127 | 158 | ||||||
United Kingdom operations | |||||||||||
Geographical Information | |||||||||||
Revenues | 8,801 | 26,068 | 31,629 | ||||||||
Property and equipment, net | $ 47 | $ 725 | $ 47 | $ 725 | $ 1,051 |