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Goodwill (Tables)

3 Months Ended

Mar. 31, 2013

Goodwill

		March 31,				December 31,
		2013				2012
		(in thousands)
Opening balance		$	315,441			$	253,393
Current period acquisitions			45,802				55,759
Prior period acquisitions			-				1,382
Foreign exchange movement			(7,068	)			4,907
Closing balance		$	354,175			$	315,441

X

- Definition

Tabular disclosure of goodwill and intangible assets, which may be broken down by segment or major class.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=14024403&loc=d3e13816-109267

+ Details

Name:	us-gaap_ScheduleOfIntangibleAssetsAndGoodwillTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration