Changes in Benefit Obligation and Plan Assets in Defined Benefit Plan (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2022	Dec. 28, 2020	Dec. 30, 2019
Change in Plan Assets
Employer contributions	$ 29,464	$ 23,146	$ 31,253
Defined Benefit Plan
Change in Benefit Obligations
Benefit obligation at beginning of year	(33,470)	(30,600)	(27,661)
Service cost			(397)
Interest cost	(722)	(907)	(1,109)
Amendments/curtailments/special termination			1,636
Actuarial gain (loss)	1,304	(3,146)	(4,174)
Benefits paid	1,334	1,183	1,105
Benefit obligation at end of year	(31,554)	(33,470)	(30,600)
Accumulated benefit obligation at end of year	31,554	33,470	30,600
Change in Plan Assets
Fair value of plan assets at beginning of year	23,484	21,287	18,251
Actual return on plan assets	3,526	2,704	3,346
Employer contributions	602	676	795
Benefits paid	(1,334)	(1,183)	(1,105)
Fair value of plan assets at end of year	26,278	23,484	21,287
Unfunded status	(5,276)	(9,986)	(9,313)
Net amount recognized	$ (5,276)	$ (9,986)	$ (9,313)