Segment Information (Tables)

9 Months Ended

Sep. 30, 2013

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

The following table sets forth the Company's North American & European Operations and Australian Operations for the three months ended September 30, 2013 and 2012 (dollars in thousands):

	Three Months Ended September 30, 2013									Three Months Ended September 30, 2012
	North American & European Operations			Australian Operations			Total Operations			North American & European Operations			Australian Operations			Total Operations
Operating revenues	$	319,079		$	82,309		$	401,388		$	150,323		$	72,422		$	222,745
Income from operations	77,024			24,717			101,741			33,571			19,304			52,875
Depreciation and amortization	30,704			6,630			37,334			12,495			6,485			18,980
Interest expense	(12,473		)	(3,556		)	(16,029		)	(4,621		)	(4,193		)	(8,814		)
Interest income	926			66			992			783			145			928
Provision for income taxes	(17,296		)	(4,944		)	(22,240		)	(10,764		)	(4,539		)	(15,303		)
Expenditures for additions to property & equipment, net of grants from outside parties	31,277			8,954			40,231			24,023			33,320			57,343

The following table sets forth the Company's North American & European Operations and Australian Operations for the nine months ended September 30, 2013 and 2012 (dollars in thousands):

	Nine Months Ended September 30, 2013									Nine Months Ended September 30, 2012
	North American & European Operations			Australian Operations			Total Operations			North American & European Operations			Australian Operations			Total Operations
Operating revenues	$	935,390		$	241,947		$	1,177,337		$	439,451		$	208,149		$	647,600
Income from operations	213,940			71,418			285,358			104,782			51,880			156,662
Depreciation and amortization	85,503			20,215			105,718			37,354			17,593			54,947
Interest expense	(41,566		)	(11,786		)	(53,352		)	(14,107		)	(11,945		)	(26,052		)
Interest income	2,730			255			2,985			2,407			352			2,759
Provision for income taxes	(6,634		)	(15,900		)	(22,534		)	(33,723		)	(12,328		)	(46,051		)
Expenditures for additions to property & equipment, net of grants from outside parties	105,203			41,354			146,557			50,761			94,839			145,600

Property and Equipment by Segment [Table Text Block]

The following table sets forth the property and equipment recorded in the consolidated balance sheets for the Company's North American & European Operations and Australian Operations as of September 30, 2013 and December 31, 2012 (dollars in thousands):

	September 30, 2013						December 31, 2012
	North American & European Operations		Australian Operations		Total Operations		North American & European Operations		Australian Operations		Total Operations
Property & equipment, net	$	2,848,270	$	576,410	$	3,424,680	$	2,766,693	$	629,602	$	3,396,295