Debt - Additional Information (Detail) - USD ($)	Mar. 31, 2019	Dec. 31, 2018	Feb. 15, 2018
Debt Instrument [Line Items]
Short-term notes payable	$ 20,074,000	$ 15,288,000
Weighted average interest rate of short term notes payable (as a percent)	4.81%	4.82%
Letter of Credit
Debt Instrument [Line Items]
Amounts used to secure letters of credit	$ 16,800,000	$ 16,800,000
Bank Group And Accounts Receivable Securitization Facility
Debt Instrument [Line Items]
Additional borrowing capacity	509,700,000
Asian Credit Lines
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity	65,900,000
Additional borrowing capacity	$ 45,800,000
Amended Accounts Receivable Facility | Accounts Receivable Securitization Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			$ 150,000,000
Line of Credit | Revolving Credit Facility
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			400,000,000
Increase in line credit facility (up to)			100,000,000
Borrowings outstanding		$ 0
Line of Credit | Letter of Credit
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity			$ 110,000,000