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Revenue - Narrative (Details) - USD ($) $ in Millions	3 Months Ended
Revenue - Narrative (Details) - USD ($) $ in Millions	Apr. 02, 2023	Apr. 03, 2022	Jan. 01, 2023
Disaggregation of Revenue [Line Items]
Deferred revenue	$ 61.9		$ 76.4
Deferred revenue, noncurrent	12.7		9.4
Deferred revenue, revenue recognized	50.8
Accounts receivable, net	$ 274.8		453.9
Revenue Benchmark \| Product Concentration Risk \| COVID-19
Disaggregation of Revenue [Line Items]
Percentage of risk concentration	26.00%	83.00%
Collaborative Arrangement, Transaction with Party to Collaborative Arrangement
Disaggregation of Revenue [Line Items]
Gross Profit	$ 23.6
Revenue	22.4
Collaborative Arrangement, Transaction with Party to Collaborative Arrangement and Third Party
Disaggregation of Revenue [Line Items]
Gross Profit	1.2
Prepaid expenses and other current assets
Disaggregation of Revenue [Line Items]
Contract assets	53.4		49.6
Customer 1
Disaggregation of Revenue [Line Items]
Contract assets	4.3		6.8
Expected Value Contract Customers \| Prepaid expenses and other current assets
Disaggregation of Revenue [Line Items]
Contract assets	40.8		38.5
Customer 2
Disaggregation of Revenue [Line Items]
Contract assets	$ 8.3		4.3
Customers With Balances Due In Excess of 10% Of Accounts Receivable \| Accounts Receivable \| Customer Concentration Risk
Disaggregation of Revenue [Line Items]
Accounts receivable, net			$ 161.9