Debt - Summary of Issuances of Senior Notes (Detail) € in Thousands, ¥ in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)	Dec. 31, 2019 EUR (€)	Dec. 31, 2019 JPY (¥)
March 2019 Senior Notes [Member] | JPY
Debt Instrument [Line Items]
Stated Interest Rate	1.20%	1.20%	1.20%
Debt instrument, maturity date	2039-03
Initial Borrowing Date	2019-03
Principal Amount	$ 90,531		¥ 10,000,000
September 2019 Senior Notes Tranche One [Member] | EUR
Debt Instrument [Line Items]
Stated Interest Rate	0.30%	0.30%	0.30%
Debt instrument, maturity date	2027-09
September 2019 Senior Notes Tranche Two [Member] | EUR
Debt Instrument [Line Items]
Stated Interest Rate	1.50%	1.50%	1.50%
Debt instrument, maturity date	2049-09
September 2019 Senior Notes [Member] | EUR
Debt Instrument [Line Items]
Initial Borrowing Date	2019-09
Principal Amount	$ 1,987,200	€ 1,800,000