Fair Value Measurements - Available-for-sale Securities (Details) - USD ($) $ in Millions	Apr. 01, 2022	Dec. 31, 2021
Other Assets | Minimum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investment maturity	1 year
Other Assets | Maximum
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Investment maturity	5 years
Demand and time deposits | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	$ 19.6	$ 19.5
Unrealized gains	0.0	0.0
Unrealized losses	0.0	0.0
Fair value	19.6	19.5
Money market funds | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	0.7	0.7
Unrealized gains	0.0	0.0
Unrealized losses	0.0	0.0
Fair value	0.7	0.7
Corporate bonds | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost		1.6
Unrealized gains		0.0
Unrealized losses		0.0
Fair value		1.6
Corporate bonds | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	22.3	16.0
Unrealized gains	0.0	0.0
Unrealized losses	0.0	0.0
Fair value	22.3	16.0
Corporate bonds | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	14.2	19.7
Unrealized gains	0.0	0.0
Unrealized losses	0.0	0.0
Fair value	14.2	19.7
Commercial paper | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost		2.0
Unrealized gains		0.0
Unrealized losses		0.0
Fair value		2.0
Commercial paper | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	6.8	5.0
Unrealized gains	0.0	0.0
Unrealized losses	0.0	0.0
Fair value	6.8	5.0
Certificate of deposit | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	3.0	1.9
Unrealized gains	0.0	0.0
Unrealized losses	0.0	0.0
Fair value	3.0	1.9
US Treasury bonds | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	0.7	0.4
Unrealized gains	0.0	0.0
Unrealized losses	0.0	0.0
Fair value	0.7	0.4
US Treasury bonds | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Amortized Cost	1.2	1.6
Unrealized gains	0.0	0.0
Unrealized losses	0.0	0.0
Fair value	1.2	1.6
Level 1 | Demand and time deposits | Fair Value, Measurements, Recurring | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	19.6	19.5
Level 1 | Money market funds | Fair Value, Measurements, Recurring | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.7	0.7
Level 1 | Corporate bonds | Fair Value, Measurements, Recurring | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value		0.0
Level 1 | Corporate bonds | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 1 | Corporate bonds | Fair Value, Measurements, Recurring | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 1 | Commercial paper | Fair Value, Measurements, Recurring | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value		0.0
Level 1 | Commercial paper | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	3.8	3.0
Level 1 | Certificate of deposit | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 1 | US Treasury bonds | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 1 | US Treasury bonds | Fair Value, Measurements, Recurring | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 2 | Demand and time deposits | Fair Value, Measurements, Recurring | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 2 | Money market funds | Fair Value, Measurements, Recurring | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 2 | Corporate bonds | Fair Value, Measurements, Recurring | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value		1.6
Level 2 | Corporate bonds | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	22.3	16.0
Level 2 | Corporate bonds | Fair Value, Measurements, Recurring | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	14.2	19.7
Level 2 | Commercial paper | Fair Value, Measurements, Recurring | Cash and Cash Equivalents
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value		2.0
Level 2 | Commercial paper | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	3.0	2.0
Level 2 | Certificate of deposit | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	3.0	1.9
Level 2 | US Treasury bonds | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.7	0.4
Level 2 | US Treasury bonds | Fair Value, Measurements, Recurring | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	1.2	1.6
Level 3 | Fair Value, Measurements, Recurring | Cash and Cash Equivalents | Demand and time deposits
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 3 | Fair Value, Measurements, Recurring | Cash and Cash Equivalents | Money market funds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 3 | Fair Value, Measurements, Recurring | Cash and Cash Equivalents | Corporate bonds
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value		0.0
Level 3 | Fair Value, Measurements, Recurring | Cash and Cash Equivalents | Commercial paper
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value		0.0
Level 3 | Corporate bonds | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 3 | Corporate bonds | Fair Value, Measurements, Recurring | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 3 | Commercial paper | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 3 | Certificate of deposit | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 3 | US Treasury bonds | Fair Value, Measurements, Recurring | Other Current Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	0.0	0.0
Level 3 | US Treasury bonds | Fair Value, Measurements, Recurring | Other Assets
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 0.0	$ 0.0