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Business overview and basis of presentation (Details) - country	Jun. 27, 2020	Nov. 14, 2019
Business Acquisition [Line Items]
Number of countries where products are distributed	50
Snips SAS
Business Acquisition [Line Items]
Percentage of business acquired		100.00%

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- Definition

Number of Countries Where Products Distributed

+ References

No definition available.

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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

Percentage of voting equity interests acquired at the acquisition date in the business combination.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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