Revenue - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
Apr. 02, 2021	Apr. 03, 2020	Dec. 31, 2020
Disaggregation of Revenue [Line Items]
Contract liability	$ 60.3		$ 53.4
Revenue recognized	$ 20.8	$ 22.1
Revenue Benchmark \| Customer Concentration Risk
Disaggregation of Revenue [Line Items]
Concentration risk percentage	12.00%	9.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Amount of obligation to transfer good or service to customer for which consideration has been received or is receivable.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of revenue recognized that was previously included in balance of obligation to transfer good or service to customer for which consideration from customer has been received or is due.

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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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