Accounts Receivable - Summary of Accounts Receivable (Details) - USD ($) $ in Thousands	Dec. 28, 2019	Dec. 29, 2018	Dec. 30, 2017
Receivables [Abstract]
Trade	$ 54,420	$ 51,118
Less: allowance for doubtful accounts	2,221	1,816	$ 1,881
Trade - net	52,199	49,302
Related parties	1,560	1,595
Other	1,827	847
Total accounts receivable - net	$ 55,586	$ 51,744

Receivables from customers, net of allowance for doubtful accounts.

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Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Amount, after allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business, classified as current.

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Amount of allowance for credit loss on accounts receivable, classified as current.

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The aggregate amount of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due within one year (or one business cycle).

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Amount due from parties in nontrade transactions, classified as other.

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