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Summary of Estimates of Fair Values of Assets Acquired and Liabilities Assumed of Clinical Research Management, Inc. (Parenthetical) (Detail) $ in Thousands	Sep. 15, 2016 USD ($)
Clinical Research Management Inc.
Business Acquisition [Line Items]
Intangible asset	$ 9,844	[1]
[1] The Company has made an initial estimate of separate intangible assets acquired of $9.8 million. This assessment is under review and will be finalized within 12 months of the date of acquisition.

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The amount of identifiable intangible assets recognized as of the acquisition date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 55
-Paragraph 37
-URI http://asc.fasb.org/extlink&oid=35744172&loc=d3e2207-128464

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=56956791&loc=d3e4845-128472

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