Income Taxes - Summary of Net Operating Loss Carryforwards (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Mar. 29, 2020
Operating Loss Carryforwards [Line Items]
Net Operating Loss Carryforwards	$ 205,352	$ 1,200
Australia
Operating Loss Carryforwards [Line Items]
Net Operating Loss Carryforwards	10,546
Germany
Operating Loss Carryforwards [Line Items]
Net Operating Loss Carryforwards	15,852
Japan
Operating Loss Carryforwards [Line Items]
Net Operating Loss Carryforwards	653
Luxembourg
Operating Loss Carryforwards [Line Items]
Net Operating Loss Carryforwards	163
Netherlands
Operating Loss Carryforwards [Line Items]
Net Operating Loss Carryforwards	6,578
Other
Operating Loss Carryforwards [Line Items]
Net Operating Loss Carryforwards	20,723
United Kingdom
Operating Loss Carryforwards [Line Items]
Net Operating Loss Carryforwards	10,720
United States - Federal and various states
Operating Loss Carryforwards [Line Items]
Net Operating Loss Carryforwards	$ 140,117