Disaggregation of Revenue by Principal End Markets with the Reportable Segment (Detail) - USD ($) $ in Thousands	12 Months Ended
	Jan. 03, 2022	Dec. 28, 2020	Dec. 30, 2019
Disaggregation Of Revenue [Line Items]
Total Revenue	$ 2,248,740	$ 2,105,322	$ 2,133,210
Printed Circuit Board
Disaggregation Of Revenue [Line Items]
Total Revenue	2,186,901	1,980,918	1,909,628
RF&S Components
Disaggregation Of Revenue [Line Items]
Total Revenue	58,583	44,656	62,315
Other
Disaggregation Of Revenue [Line Items]
Total Revenue	3,256	79,748	161,267
Aerospace and Defense
Disaggregation Of Revenue [Line Items]
Total Revenue	728,005	745,885	697,599
Aerospace and Defense | Printed Circuit Board
Disaggregation Of Revenue [Line Items]
Total Revenue	727,868	745,050	696,287
Aerospace and Defense | RF&S Components
Disaggregation Of Revenue [Line Items]
Total Revenue	137	189	777
Aerospace and Defense | Other
Disaggregation Of Revenue [Line Items]
Total Revenue		646	535
Automotive
Disaggregation Of Revenue [Line Items]
Total Revenue	410,705	318,855	404,105
Automotive | Printed Circuit Board
Disaggregation Of Revenue [Line Items]
Total Revenue	407,063	269,755	302,194
Automotive | Other
Disaggregation Of Revenue [Line Items]
Total Revenue	3,642	49,100	101,911
Cellular Phone
Disaggregation Of Revenue [Line Items]
Total Revenue		1,341	1,224
Cellular Phone | Printed Circuit Board
Disaggregation Of Revenue [Line Items]
Total Revenue		1,341	1,224
Data Center Computing
Disaggregation Of Revenue [Line Items]
Total Revenue	323,985	259,036	237,491
Data Center Computing | Printed Circuit Board
Disaggregation Of Revenue [Line Items]
Total Revenue	323,528	258,078	235,697
Data Center Computing | RF&S Components
Disaggregation Of Revenue [Line Items]
Total Revenue	457	834	1,588
Data Center Computing | Other
Disaggregation Of Revenue [Line Items]
Total Revenue		124	206
Medical/Industrial/Instrumentation
Disaggregation Of Revenue [Line Items]
Total Revenue	421,409	387,695	364,985
Medical/Industrial/Instrumentation | Printed Circuit Board
Disaggregation Of Revenue [Line Items]
Total Revenue	416,504	375,106	332,545
Medical/Industrial/Instrumentation | RF&S Components
Disaggregation Of Revenue [Line Items]
Total Revenue	4,880	2,967	3,752
Medical/Industrial/Instrumentation | Other
Disaggregation Of Revenue [Line Items]
Total Revenue	25	9,622	28,688
Networking/Communications
Disaggregation Of Revenue [Line Items]
Total Revenue	346,629	370,584	391,074
Networking/Communications | Printed Circuit Board
Disaggregation Of Revenue [Line Items]
Total Revenue	297,569	308,421	317,536
Networking/Communications | RF&S Components
Disaggregation Of Revenue [Line Items]
Total Revenue	49,059	39,160	43,333
Networking/Communications | Other
Disaggregation Of Revenue [Line Items]
Total Revenue	1	23,003	30,205
Other
Disaggregation Of Revenue [Line Items]
Total Revenue	18,007	21,926	36,732
Other | Printed Circuit Board
Disaggregation Of Revenue [Line Items]
Total Revenue	14,369	23,167	24,145
Other | RF&S Components
Disaggregation Of Revenue [Line Items]
Total Revenue	4,050	1,506	12,865
Other | Other
Disaggregation Of Revenue [Line Items]
Total Revenue	$ (412)	$ (2,747)	$ (278)