Segment and Other Information - Summary of Net Sales Attributed to Geographic Sources (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Segment Reporting Information [Line Items]
Total net sales	$ 462,779	$ 320,647	$ 818,688	$ 601,018
United States [Member]
Segment Reporting Information [Line Items]
Total net sales	$ 460,827	$ 319,404	$ 814,843	$ 598,612
United States [Member] | Geographic Concentration Risk [Member] | Sales Revenue [Member]
Segment Reporting Information [Line Items]
Total Net Sales, Percentage	100.00%	100.00%	100.00%	100.00%
Rest of World [Member]
Segment Reporting Information [Line Items]
Total net sales	$ 1,952	$ 1,243	$ 3,845	$ 2,406