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Balance sheet components - Accrued expenses (Details) - USD ($) $ in Thousands	Sep. 29, 2018	Sep. 30, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Accrued advertising and marketing	$ 11,613	$ 10,880
Taxes Payable, Current	4,175	4,800
Accrued inventory	4,179	22,563
Accrued manufacturing, logistics and product development	8,290	4,921
Other accrued payables	10,430	14,184
Accrued expenses	$ 38,687	$ 57,348

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- Definition

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- Definition

Accrued Manufacturing, Logistics and Product Development, Current

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.20)
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Amount of expenses incurred but not yet paid classified as other, due within one year or the normal operating cycle, if longer.

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-Name Accounting Standards Codification
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Carrying value as of the balance sheet date of obligations incurred and payable for statutory income, sales, use, payroll, excise, real, property and other taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
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