Customer Contracts - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
Mar. 29, 2020	Mar. 31, 2019	Dec. 29, 2019
Revenue from Contract with Customer [Abstract]
Change in estimate	$ 4.4	$ 2.8
Contract with customer, current liability	128.5		$ 126.8
Contract with customer, long-term liability	16.1		17.9
Revenue recognized from contract liabilities	32.7
Remaining performance obligation	1,909.5
Allowance for doubtful accounts	$ 10.5		$ 10.2

Amount of allowance for credit loss on accounts receivable.

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Amount of increase (decrease) in revenue recognized for cumulative catch-up adjustment from change in estimate of transaction price which (increases) decreases obligation to transfer good or service to customer for which consideration from customer has been received or is due. Includes, but is not limited to, change in assessment of whether estimate of variable consideration is constrained.

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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 current.

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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 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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Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

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