Goodwill and Intangible Assets, Net	3 Months Ended
Mar. 30, 2019
Goodwill And Intangible Assets Disclosure [Abstract]
Goodwill and Intangible Assets, Net	4. Goodwill and Intangible Assets, Net Goodwill and Indefinite-Lived Intangible Assets Goodwill was $64 million at March 30, 2019 and December 29, 2018. Indefinite-lived trade name/trademarks totaled $1.4 million at March 30, 2019 and December 29, 2018. Definite-Lived Intangible Assets The gross carrying amount of our developed technologies was $19 million at March 30, 2019 and December 29, 2018, and accumulated amortization was $9 million for both periods. Amortization expense for both the three months ended March 30, 2019 and March 31, 2018, was $0.5 million.

Goodwill and Intangible Assets, Net

3 Months Ended

Mar. 30, 2019

Goodwill And Intangible Assets Disclosure [Abstract]

4. Goodwill and Intangible Assets, Net

Goodwill and Indefinite-Lived Intangible Assets

Goodwill was $64 million at March 30, 2019 and December 29, 2018. Indefinite-lived trade name/trademarks totaled $1.4 million at March 30, 2019 and December 29, 2018.

Definite-Lived Intangible Assets

The gross carrying amount of our developed technologies was $19 million at March 30, 2019 and December 29, 2018, and accumulated amortization was $9 million for both periods.

Amortization expense for both the three months ended March 30, 2019 and March 31, 2018, was $0.5 million.