Net Sales by Product Group and End Market - Product Group (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Disaggregation of Revenue [Line Items]
Net sales by product group	$ 1,326,150	$ 1,152,616
Advanced products
Disaggregation of Revenue [Line Items]
Net sales by product group	920,655	794,777
Mainstream products
Disaggregation of Revenue [Line Items]
Net sales by product group	$ 405,495	$ 357,839