Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=64834752&loc=SL49117168-202975

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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

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- Definition

Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

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Amount before accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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Amount of accumulated impairment loss for an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Goodwill, Net (Details) - USD ($) $ in Thousands	1 Months Ended	9 Months Ended
Goodwill, Net (Details) - USD ($) $ in Thousands	Apr. 30, 2016	Sep. 30, 2016	Dec. 31, 2015
Goodwill [Roll Forward]
Goodwill			$ 1,889,072
Accumulated impairment losses			(7,525)
Goodwill, net		$ 2,109,944	1,881,547
Acquisitions		219,427
Translation adjustments		8,970
Goodwill, net		2,109,944	1,881,547
Property Intelligence [Member]
Goodwill [Roll Forward]
Goodwill			963,680
Accumulated impairment losses			(600)
Goodwill, net		1,191,477	963,080
Acquisitions		219,427
Translation adjustments		8,970
Goodwill, net		1,191,477	963,080
Risk Management and Work Flow [Member]
Goodwill [Roll Forward]
Goodwill			925,392
Accumulated impairment losses			(6,925)
Goodwill, net		918,467	918,467
Acquisitions		0
Translation adjustments		0
Goodwill, net		918,467	$ 918,467
FNC, Inc. [Member] \| Property Intelligence [Member]
Goodwill [Roll Forward]
Acquisitions	$ 218,300	218,300
Insignificant acquisition [Member] \| Property Intelligence [Member]
Goodwill [Roll Forward]
Acquisitions		$ 1,200