Acquisitions (Tables)	9 Months Ended
Sep. 30, 2012
Acquisitions
Schedule of assets and liabilities acquired in the business combinations	Table 1

Tabular disclosure of all of the fair values of the purchase price and assets and liabilities acquired in a business combination.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479

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