The calculated weighted-average amortization period of a major class of finite-lived intangible assets acquired during the current period either individually or as part of a group of assets (in either an asset acquisition or business combination). A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 142

-Paragraph 44

-Subparagraph a(3)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

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The amount of acquisition cost of a business combination allocated to an identifiable intangible asset that will be amortized.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

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The total purchase price of the acquired entity. This includes cash paid to equity interest holders of the acquired entity, fair value of debt and equity securities issued to equity holders of the acquired entity, and transaction costs paid to third parties to consummate the acquisition.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

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-Name Statement of Financial Accounting Standard (FAS)

-Number 141

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The amount of acquisition cost of a business combination allocated to current assets.

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- Definition

Amount of goodwill arising from a business combination, which is the excess of the cost of the acquired entity over the amounts assigned to assets acquired and liabilities assumed.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 52

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-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 53

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The amount of acquisition cost of a business combination allocated to liabilities assumed.

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-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 37

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Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Emerging Issues Task Force (EITF)

-Number 98-1

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The amount of acquisition cost of a business combination allocated to noncurrent assets.

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- Definition

The amount of acquisition cost of a business combination allocated to property, plant and equipment to be used in ongoing operations.

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph e

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 37

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The amount of indemnification assets (amounts to be reimbursed if and when certain assumed liabilities are paid) recognized at the acquisition date of a business combination.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 20

-Section 50

-Paragraph 1

-Subparagraph (a)(1)

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Acquisitions (Summary Of Fair Values Of Assets Acquired And Liabilities Assumed) (Details) (USD $) In Millions, unless otherwise specified		10 Months Ended					10 Months Ended		10 Months Ended		0 Months Ended		10 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended		1 Months Ended
	Nov. 04, 2011 Copal Partners [Member]	Nov. 04, 2011 Copal Partners [Member] Other Intangibles [Member] years	Nov. 04, 2011 Copal Partners [Member] Trade Name [Member]	Nov. 04, 2011 Copal Partners [Member] Customer (Client) Relationships [Member]	Nov. 04, 2011 Copal Partners [Member] Total Intangible Assets [Member] years	Nov. 18, 2010 CSI Global Education, Inc. [Member]	Nov. 06, 2010 CSI Global Education, Inc. [Member] Trade Name [Member] years	Nov. 18, 2010 CSI Global Education, Inc. [Member] Trade Name [Member]	Nov. 06, 2010 CSI Global Education, Inc. [Member] Customer (Client) Relationships [Member] years	Nov. 18, 2010 CSI Global Education, Inc. [Member] Customer (Client) Relationships [Member]	Oct. 09, 2008 CSI Global Education, Inc. [Member] Trade Secret [Member] years	Nov. 18, 2010 CSI Global Education, Inc. [Member] Trade Secret [Member]	Nov. 06, 2010 CSI Global Education, Inc. [Member] Total Intangible Assets [Member] years	Dec. 16, 2011 Barrie & Hibbert, Limited [Member]	Dec. 31, 2011 Barrie & Hibbert, Limited [Member] Software [Member] years	Dec. 16, 2011 Barrie & Hibbert, Limited [Member] Software [Member]	Dec. 31, 2011 Barrie & Hibbert, Limited [Member] Other Intangibles [Member] years	Dec. 16, 2011 Barrie & Hibbert, Limited [Member] Other Intangibles [Member]	Dec. 31, 2011 Barrie & Hibbert, Limited [Member] Trade Name [Member] years	Dec. 16, 2011 Barrie & Hibbert, Limited [Member] Trade Name [Member]	Dec. 31, 2011 Barrie & Hibbert, Limited [Member] Customer (Client) Relationships [Member] years	Dec. 16, 2011 Barrie & Hibbert, Limited [Member] Customer (Client) Relationships [Member]	Nov. 30, 2011 Barrie & Hibbert, Limited [Member] Total Intangible Assets [Member] years
Business Acquisition [Line Items]
Current assets	$ 15.5					$ 5.1								$ 15.2
Property and equipment, net	0.5					0.8								0.7
Total intangible assets	79.2	4.4	8.6	66.2		77.9		9.0		63.1		5.8		29.2		16.8		0.1		1.9		10.4
Goodwill	143.4					104.6								52.5
Indemnification asset	12.0
Other assets	6.6
Liabilities assumed	(64.2)					(37.0)								(18.1)
Net assets acquired	$ 193.0					$ 151.4								$ 79.5
Weighted average life of intangible assets acquired (in years)		2	15	16	15		30		21		13		21		7		2		5		18		11