FAIR VALUE MEASUREMENTS - Changes to Contingent Consideration (Detail) - Contingent Consideration Liability $ in Thousands	6 Months Ended
Jun. 30, 2017 USD ($)
Business Combination, Contingent Consideration, Liability [Roll Forward]
Contingent consideration as of January 1, 2017	$ 24,119
Increases due to acquisitions	53
Changes due to foreign currency fluctuations	80
Changes in fair value reflected in selling, general, and administrative expenses	401
Other	(1,668)
Contingent consideration as of June 30, 2017	$ 22,985

Business Combination, Contingent Consideration, Liability [Roll Forward]

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- Definition

Fair value measurement with unobservable inputs reconciliation recurring basis changes in fair value of liability.

+ References

No definition available.

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- Definition

Fair value measurement with unobservable inputs reconciliation recurring basis changes in liability due to foreign currency fluctuations.

+ References

No definition available.

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- Definition

Fair value measurement with unobservable inputs reconciliation recurring basis other increase decrease.

+ References

No definition available.

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- Definition

Amount of purchases of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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- Definition

Fair value of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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