Deferred Revenue and Other Contract Liabilities - Deferred Revenue and Other Contract Liabilities (Details) - USD ($) $ in Thousands	Sep. 28, 2019	Dec. 29, 2018
Revenue Recognition and Deferred Revenue [Abstract]
Deferred revenue(1)	$ 14,861	$ 10,883
Accrued rebates and allowances	6,845	6,282
Accrued customer reimbursements(2)	3,509	16,194
Other contract-related liabilities	1,979	432
Total deferred revenue and other contract-related liabilities	27,194	33,791
Less: Non-current portion of deferred revenue	(2,174)	(1,737)
Deferred revenue and other contract-related liabilities - current	$ 25,020	$ 32,054

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Amount for accounts payable to related parties. 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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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable, classified as noncurrent.

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Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.

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Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as current.

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Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable, classified as noncurrent.

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Aggregate carrying amount, as of the balance sheet date, of noncurrent obligations and noncurrent portion of deferred revenue not separately disclosed in the balance sheet. Noncurrent liabilities are expected to be paid after one year (or the normal operating cycle, if longer). Deferred revenue is a liability related to a revenue producing activity for which revenue has not yet been recognized, and is not expected to be recognized in the next twelve months.

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