Income Taxes - Provision for Income Taxes (Detail) - USD ($) $ in Thousands		12 Months Ended
	Jan. 02, 2021	Jan. 01, 2022	Jan. 02, 2021
Federal:
Current		$ 0	$ (915)
Deferred		0	0
Federal Income Tax Expense (Benefit), Operations, Total		0	(915)
State:
Current		4	4
Deferred		0	0
State and Local Income Tax Expense (Benefit), Operations, Total		4	4
Foreign:
Current		546	1,705
Deferred		25	917
Foreign Income Tax Expense (Benefit), Operations, Total		571	2,622
Total	$ 1,711	575	1,711
Income taxes on discontinued operations		0	0
Income taxes on continuing operations		$ 575	$ 1,711