Goodwill and Intangible Assets, Net - Additional Information (Detail)	12 Months Ended
Dec. 31, 2015
Fair Value Inputs Assets Quantitative Information [Line Items]
Percentage of weight given to DCF method for goodwill impairment test	50.00%
Percentage of weight given to GPC method for goodwill impairment test	50.00%
Fair value inputs, long-term revenue growth rate	3.00%
Income Approach Method
Fair Value Inputs Assets Quantitative Information [Line Items]
Fair value inputs weighted average capital cost rate	10.50%

Percentage of weight given to discounted cash flow method for goodwill impairment test.

No definition available.

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- Definition

Percentage of weight given to guideline public company method for goodwill Impairment test.

+ References

No definition available.

+ Details

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Ratio of the net operating income produced by an asset and its capital cost (original prices paid to buy the asset), used as an input to measure fair value.

+ 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 (bbb)
-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

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- Definition

Percentage of assumed long-term growth in revenues, used as an input to measure fair value.

+ References

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