Segment Information Property & Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Segment Reporting, Property and Equipment by Segment [Line Items]
Property and equipment, net	$ 4,086,213	$ 3,788,482
North American Operations [Member]
Segment Reporting, Property and Equipment by Segment [Line Items]
Property and equipment, net	3,383,871	3,269,604
Australian Operations [Member]
Segment Reporting, Property and Equipment by Segment [Line Items]
Property and equipment, net	441,443	506,154
U.K./European Operations [Member]
Segment Reporting, Property and Equipment by Segment [Line Items]
Property and equipment, net	$ 260,899	$ 12,724