Derivative Financial Instruments - Additional Information (Detail) - USD ($)		1 Months Ended	3 Months Ended
	Oct. 02, 2018	Dec. 31, 2018	Mar. 31, 2019	Dec. 31, 2023	Dec. 31, 2017	Jan. 31, 2017
Derivative [Line Items]
Currency translation adjustment recorded amount			$ 15,800,000
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member]
Derivative [Line Items]
Effective portion of gain (loss) on derivative			100,000,000
Interest Income, Net [Member]
Derivative [Line Items]
Cumulative translation adjustment recognized interest income, net amount			3,800,000
Cross Currency Interest Rate Swap [Member]
Derivative [Line Items]
Derivative, term of contract		5 years
Notional Amount		$ 600,000,000
Fixed Rate		4.8255%
Derivative fees paid to settle swap agreements	$ 14,000,000
Cross Currency Interest Rate Swap [Member] | Forecast [Member]
Derivative [Line Items]
Notional Amount				$ 360,000,000
Cross Currency Interest Rate Swap [Member] | Euro [Member] | Minimum [Member]
Derivative [Line Items]
Variable Rate		2.19%
Cross Currency Interest Rate Swap [Member] | Euro [Member] | Maximum [Member]
Derivative [Line Items]
Variable Rate		2.315%
Cross Currency Interest Rate Swap Five [Member]
Derivative [Line Items]
Notional Amount			100,000,000
Derivative notional amount terminated	100,000,000
Cross Currency Interest Rate Swap Six [Member]
Derivative [Line Items]
Notional Amount			70,000,000
Derivative notional amount terminated	$ 40,000,000
Cross Currency Interest Rate Swap Seven [Member]
Derivative [Line Items]
Notional Amount			40,000,000
Cross Currency Interest Rate Swap Eight [Member]
Derivative [Line Items]
Notional Amount			30,000,000
Cross Currency Interest Rate Swap Nine [Member]
Derivative [Line Items]
Notional Amount					$ 30,000,000
Interest Rate Swap One [Member]
Derivative [Line Items]
Notional Amount		$ 600,000,000	600,000,000
Fixed Rate		4.8255%
Interest expense			$ 500,000
Effective date of interest rate swap		Dec. 04, 2018	Dec. 04, 2018
Maturity date of interest rate swap		Sep. 29, 2023
Interest Rate Swap Two [Member]
Derivative [Line Items]
Notional Amount			$ 50,000,000			$ 50,000,000
Fixed Rate						1.625%
Effective date of interest rate swap			Jan. 31, 2017
Maturity date of interest rate swap			Jan. 31, 2020