Quarterly report pursuant to Section 13 or 15(d)

Fair Value Measurements - Offsetting of Derivative Assets (Detail)

v3.19.2
Fair Value Measurements - Offsetting of Derivative Assets (Detail) - USD ($)
Jun. 30, 2019
Dec. 31, 2018
Derivative [Line Items]    
Gross Amounts of Recognized Assets $ 1,100,000 $ 3,300,000
Gross Amounts Offset in the Balance Sheet, Derivative Assets (1,100,000) (1,200,000)
Net Amounts of Assets Presented in the Balance Sheet 0 2,100,000
Foreign exchange currency contracts [Member]    
Derivative [Line Items]    
Gross Amounts of Recognized Assets 1,100,000 3,300,000
Gross Amounts Offset in the Balance Sheet, Derivative Assets (1,100,000) (1,200,000)
Net Amounts of Assets Presented in the Balance Sheet $ 0 $ 2,100,000