Derivative Instruments - Notional Values and Net Fair Value of Outstanding Contracts (Details) € in Millions, ¥ in Millions, ¥ in Millions, £ in Millions, R in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions, $ in Millions	Mar. 30, 2019 USD ($)	Mar. 30, 2019 AUD ($)	Mar. 30, 2019 CAD ($)	Mar. 30, 2019 JPY (¥)	Mar. 30, 2019 GBP (£)	Mar. 30, 2019 MXN ($)	Mar. 30, 2019 CNY (¥)	Mar. 30, 2019 EUR (€)	Mar. 30, 2019 SGD ($)	Mar. 30, 2019 ZAR (R)	Dec. 31, 2018 USD ($)	Dec. 31, 2018 AUD ($)	Dec. 31, 2018 CAD ($)	Dec. 31, 2018 JPY (¥)	Dec. 31, 2018 GBP (£)	Dec. 31, 2018 MXN ($)	Dec. 31, 2018 CNY (¥)	Dec. 31, 2018 EUR (€)	Dec. 31, 2018 SGD ($)	Dec. 31, 2018 ZAR (R)
Derivative [Line Items]
Net fair value of (liability) asset of outstanding contracts | $	$ (1)										$ 1
Foreign Exchange Forward | U.S. dollar
Derivative [Line Items]
Notional balance of outstanding contracts		$ 47	$ 2	¥ 220	£ 8	$ 120	¥ 71	€ 33	$ 7	R 39		$ 47	$ 6	¥ 396	£ 1	$ 225	¥ 71	€ 45	$ 7	R 42
Foreign Exchange Forward | Euro
Derivative [Line Items]
Notional balance of outstanding contracts | £					£ 0										£ 6