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Contingent Consideration, Calculation Amount, Multiple of EBIT

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Amount of direct costs of the business combination including legal, accounting, and other costs incurred to consummate the business acquisition.

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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.

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

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Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer.

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Amount of liability recognized arising from contingent consideration in a business combination.

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Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Face (par) amount of debt instrument at time of issuance.

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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Acquisition - Additional Information (Details)			3 Months Ended	9 Months Ended
Acquisition - Additional Information (Details)	Jul. 30, 2020 USD ($)	Oct. 09, 2019 USD ($)	Sep. 26, 2020 USD ($)	Sep. 26, 2020 USD ($)	Sep. 28, 2019 USD ($)	Dec. 28, 2019 USD ($)	Oct. 25, 2019 USD ($)	Oct. 09, 2019 EUR (€)
Business Acquisition [Line Items]
Payments to Acquire Businesses, Net of Cash Acquired		$ 22,200,000		$ 34,999,000	$ 0
Contingent consideration, liability			$ 2,966,000	2,966,000		$ 5,364,000
Amortization, inventory step-up adjustment			500,000	500,000
Fair Value, Inputs, Level 3 [Member]
Business Acquisition [Line Items]
Contingent consideration, liability		$ 6,500,000	2,966,000	2,966,000		$ 5,364,000
FRT Term Loan
Business Acquisition [Line Items]
Debt instrument, face amount							$ 23,400,000
FRT
Business Acquisition [Line Items]
Business Acquisition, percentage acquired		100.00%						100.00%
Cash and cash equivalents		$ 1,687,000
Contingent Consideration, Calculation Amount, Multiple of EBIT		150.00%
FRT \| Selling, general and administrative
Business Acquisition [Line Items]
Transaction costs			$ 26,900,000	$ 26,900,000
FRT \| Maximum
Business Acquisition [Line Items]
Contingent consideration, liability \| €								€ 10,300,000
FRT \| Minimum
Business Acquisition [Line Items]
Contingent consideration, liability \| €								€ 0
Baldwin Park
Business Acquisition [Line Items]
Consideration transferred	$ 35,000,000