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Business Acquisitions - Estimated Fair Values and Useful Lives of Intangible Assets (Details) - USD ($) $ in Thousands	Oct. 31, 2019	Aug. 21, 2018
Streamlabs
Business Acquisition [Line Items]
Fair Value	$ 37,000
Estimated Useful Life (years)	5 years 10 months 24 days
Blue Microphones Holding Corporation
Business Acquisition [Line Items]
Fair Value		$ 55,567
Estimated Useful Life (years)		7 years 8 months 12 days
Developed technology | Streamlabs
Business Acquisition [Line Items]
Fair Value	$ 21,800
Estimated Useful Life (years)	6 years
Developed technology | Blue Microphones Holding Corporation
Business Acquisition [Line Items]
Fair Value		$ 17,967
Estimated Useful Life (years)		5 years
Customer relationships | Streamlabs
Business Acquisition [Line Items]
Fair Value	$ 6,000
Estimated Useful Life (years)	2 years
Customer relationships | Blue Microphones Holding Corporation
Business Acquisition [Line Items]
Fair Value		$ 25,100
Estimated Useful Life (years)		10 years
Trademark and trade name | Blue Microphones Holding Corporation
Business Acquisition [Line Items]
Fair Value		$ 12,500
Estimated Useful Life (years)		7 years
Trade name | Streamlabs
Business Acquisition [Line Items]
Fair Value	$ 9,200
Estimated Useful Life (years)	8 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)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275

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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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