Commitments and Contingencies - Advances from Customers (Details) $ in Thousands	Mar. 29, 2020 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Fiscal 2020 (remaining nine months)	$ 18,119
Fiscal 2021	41,727
Fiscal 2022	23,447
Fiscal 2023	0
Fiscal 2024	0
Thereafter	0
Total	$ 83,293