Segment reporting information operating income.

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

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-Publisher FASB

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-Section S99

-Paragraph 1

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 12

-Article 7

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-Name Regulation S-X (SX)

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- Definition

The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (a)

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-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

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-Subparagraph (b)

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- Definition

The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line.

+ References

+ Details

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- Definition

The net result for the period of deducting operating expenses from operating revenues.

+ References

No definition available.

+ Details

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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.1)

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-Name Regulation S-X (SX)

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Business Segments and Geographic Information (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Revenues:
Revenues									$ 1,691,620us-gaap_Revenues	$ 1,522,074us-gaap_Revenues	$ 1,479,062us-gaap_Revenues
Depreciation and amortization:
Depreciation and Amortization									96,171us-gaap_DepreciationAndAmortization	94,664us-gaap_DepreciationAndAmortization	91,685us-gaap_DepreciationAndAmortization
Operating Income:
Operating income from segments									349,749	302,545	298,145
General and Administrative Expenses									(115,018)us-gaap_GeneralAndAdministrativeExpense	(117,061)us-gaap_GeneralAndAdministrativeExpense	(113,792)us-gaap_GeneralAndAdministrativeExpense
Operating Income	61,954us-gaap_OperatingIncomeLoss	63,318us-gaap_OperatingIncomeLoss	60,889us-gaap_OperatingIncomeLoss	48,570us-gaap_OperatingIncomeLoss	48,009us-gaap_OperatingIncomeLoss	44,829us-gaap_OperatingIncomeLoss	51,387us-gaap_OperatingIncomeLoss	41,259us-gaap_OperatingIncomeLoss	234,731us-gaap_OperatingIncomeLoss	185,484us-gaap_OperatingIncomeLoss	184,353us-gaap_OperatingIncomeLoss
Total segment assets	3,002,208us-gaap_Assets				2,889,364us-gaap_Assets				3,002,208us-gaap_Assets	2,889,364us-gaap_Assets
U.S. Corrections and Detention
Revenues:
Revenues									1,108,397	1,011,818	974,780
Depreciation and amortization:
Depreciation and Amortization									63,690	62,112	62,578
Operating Income:
Operating income from segments									263,027	217,918	222,976
GEO Community Services
Revenues:
Revenues									329,253	302,094	291,891
Depreciation and amortization:
Depreciation and Amortization									29,766	29,989	26,738
Operating Income:
Operating income from segments									80,152	71,279	65,401
International Services
Revenues:
Revenues									197,992	208,162	212,391
Depreciation and amortization:
Depreciation and Amortization									2,715	2,563	2,369
Operating Income:
Operating income from segments									6,130	13,348	9,768
Facility Constructions and Design [Member]
Revenues:
Revenues									55,978	0	0
Operating Income:
Operating income from segments									440	0	0
Total segment assets	83,024				0				83,024	0
Operating Segments
Operating Income:
Operating income from segments									349,749	302,545	298,145
Total segment assets	2,905,194				2,781,615				2,905,194	2,781,615
Operating Segments
Operating Income:
Total segment assets	2,905,194				2,781,615				2,905,194	2,781,615
Operating Segments \| U.S. Corrections and Detention
Operating Income:
Total segment assets	2,075,216				2,048,882				2,075,216	2,048,882
Operating Segments \| GEO Community Services
Operating Income:
Total segment assets	675,166				654,352				675,166	654,352
Operating Segments \| International Services
Operating Income:
Total segment assets	$ 71,788				$ 78,381				$ 71,788	$ 78,381