Balance Sheet Components - Other Long-term Liabilities (Details) - USD ($) $ in Thousands	Apr. 04, 2021	Jan. 03, 2021
Balance Sheet Related Disclosures [Abstract]
Deferred revenue	$ 35,604	$ 36,527
Long-term warranty reserves	47,235	52,540
Unrecognized tax benefits	12,492	12,584
Long-term pension liability	5,407	5,185
Long-term deferred tax liabilities	10,671	13,468
Other	41,534	37,293
Other long-term liabilities	$ 152,943	$ 157,597