Segment Information - Summary of Revenue and Long Lived Assets by Geographical Areas (Detail) - USD ($) $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2018	Sep. 30, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Principal Transaction Revenue [Line Items]
Net sales	$ 180,678	$ 262,654	$ 396,311	$ 403,191	$ 191,657	$ 243,604	$ 304,548	$ 308,927	$ 1,242,834	$ 1,048,736	$ 871,192
Long-Lived Assets (excluding deferred tax assets)	452,959				433,774				452,959	433,774	226,151
United States
Principal Transaction Revenue [Line Items]
Net sales									706,332	564,648	447,613
Long-Lived Assets (excluding deferred tax assets)	422,803				403,493				422,803	403,493	199,617
Europe
Principal Transaction Revenue [Line Items]
Net sales									149,602	140,947	122,805
Long-Lived Assets (excluding deferred tax assets)	6,855				7,681				6,855	7,681	7,260
Japan
Principal Transaction Revenue [Line Items]
Net sales									223,707	199,372	170,760
Long-Lived Assets (excluding deferred tax assets)	8,723				7,635				8,723	7,635	6,201
Rest of Asia
Principal Transaction Revenue [Line Items]
Net sales									92,026	76,530	67,099
Long-Lived Assets (excluding deferred tax assets)	4,200				3,717				4,200	3,717	2,668
Other foreign countries
Principal Transaction Revenue [Line Items]
Net sales									71,167	67,239	62,915
Long-Lived Assets (excluding deferred tax assets)	$ 10,378				$ 11,248				$ 10,378	$ 11,248	$ 10,405