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Business Combinations - Details of the Acquired Intangible Assets (Detail) - Smart RG and Sumitomo [Member] $ in Thousands	Nov. 30, 2018 USD ($)
Business Acquisition [Line Items]
Total, Value	$ 32,060
Developed Technology [Member]
Business Acquisition [Line Items]
Total, Value	$ 7,400
Life (in years)	7 years
Customer Relationships [Member]
Business Acquisition [Line Items]
Total, Value	$ 15,190
Customer Relationships [Member] | Minimum [Member]
Business Acquisition [Line Items]
Life (in years)	3 years
Customer Relationships [Member] | Maximum [Member]
Business Acquisition [Line Items]
Life (in years)	12 years
Licensed Technology [Member]
Business Acquisition [Line Items]
Total, Value	$ 5,900
Life (in years)	9 years
Supplier Relationship [Member]
Business Acquisition [Line Items]
Total, Value	$ 2,800
Life (in years)	2 years
Licensing Agreements [Member]
Business Acquisition [Line Items]
Total, Value	$ 560
Licensing Agreements [Member] | Minimum [Member]
Business Acquisition [Line Items]
Life (in years)	5 years
Licensing Agreements [Member] | Maximum [Member]
Business Acquisition [Line Items]
Life (in years)	10 years
Trade Name [Member]
Business Acquisition [Line Items]
Total, Value	$ 210
Life (in years)	3 years

X

- Definition

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
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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.

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- Definition

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

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 55
-Paragraph 37
-URI http://asc.fasb.org/extlink&oid=116868840&loc=d3e2207-128464

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