v3.20.2
SEGMENT INFORMATION - Sales and Operating Income of Segments (Details)
$ in Thousands
3 Months Ended 6 Months Ended
Jun. 28, 2020
USD ($)
Jun. 30, 2019
USD ($)
Jun. 28, 2020
USD ($)
segment
Jun. 30, 2019
USD ($)
Segment Reporting Information [Line Items]        
Number of reportable segments (in segments) | segment     2  
Total sales $ 424,045 $ 613,218 $ 1,013,277 $ 1,221,436
Operating income 12,106 45,229 51,385 81,055
Intersegment Sales        
Segment Reporting Information [Line Items]        
Total sales (6,199) (9,449) (15,072) (18,334)
Operating Segments        
Segment Reporting Information [Line Items]        
Total sales 430,244 622,667 1,028,349 1,239,770
Operating income 29,348 59,587 85,020 112,315
Manufacturing        
Segment Reporting Information [Line Items]        
Total sales 292,574 434,275 711,840 859,959
Manufacturing | Intersegment Sales        
Segment Reporting Information [Line Items]        
Total sales (5,114) (8,331) (12,687) (16,051)
Manufacturing | Operating Segments        
Segment Reporting Information [Line Items]        
Total sales 297,688 442,606 724,527 876,010
Operating income 22,410 48,787 68,114 93,224
Distribution        
Segment Reporting Information [Line Items]        
Total sales 131,471 178,943 301,437 361,477
Distribution | Intersegment Sales        
Segment Reporting Information [Line Items]        
Total sales (1,085) (1,118) (2,385) (2,283)
Distribution | Operating Segments        
Segment Reporting Information [Line Items]        
Total sales 132,556 180,061 303,822 363,760
Operating income $ 6,938 $ 10,800 $ 16,906 $ 19,091