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Other Financial Data - Earnings Per Common Share - Additional Information (Details) - USD ($) shares in Millions	3 Months Ended		6 Months Ended
	Jun. 29, 2019	Jun. 30, 2018	Jun. 29, 2019	Jun. 30, 2018
Convertible Notes \| 2.0% Senior Convertible Notes due 2020
Debt Instrument [Line Items]
Debt instrument face amount	$ 800,000,000		$ 800,000,000
Interest rate	2.00%		2.00%
Stock Options
Debt Instrument [Line Items]
Securities excluded from computation of dilutive shares due to antidilutive nature (in shares)	0.5	1.4	0.5	2.9
Performance Options
Debt Instrument [Line Items]
Securities excluded from computation of dilutive shares due to antidilutive nature (in shares)	0.3	1.2	0.3	2.4