Summary of Non-Monetary Long-Lived Assets by Geographic Region (Detail) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Revenue from External Customer [Line Items]
Total long-lived assets	$ 2,270,506	$ 2,099,194
United States
Revenue from External Customer [Line Items]
Total long-lived assets	1,789,044	1,719,733
Ireland
Revenue from External Customer [Line Items]
Total long-lived assets	292,957	220,878
Rest of world
Revenue from External Customer [Line Items]
Total long-lived assets	$ 188,505	$ 158,583