XML 149 R128.htm IDEA: XBRL DOCUMENT v3.20.4
Segment and Geographic Area Information Net Sales by Geographic Area (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Segment Reporting Information [Line Items]      
Net sales $ 3,128,909 $ 3,589,427 $ 3,374,950
United States      
Segment Reporting Information [Line Items]      
Net sales 743,834 858,084 887,416
Foreign      
Segment Reporting Information [Line Items]      
Net sales $ 2,385,075 $ 2,731,343 $ 2,487,534
Korea      
Segment Reporting Information [Line Items]      
Percent of total net sales 14.00% 17.00% 13.00%
China      
Segment Reporting Information [Line Items]      
Percent of total net sales 14.00% 13.00% 12.00%
Japan      
Segment Reporting Information [Line Items]      
Percent of total net sales 13.00% 12.00% 10.00%