Share-Based and Long-Term Incentive Plans - Summary of Performance Stock Unit Awards Activity (Detail) - Performance Stock Unit Awards [Member]	3 Months Ended
	Mar. 31, 2020 $ / shares shares
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]
Number of Units, Outstanding Beginning Balance | shares	3,558,900
Number of Units, Granted | shares	587,802
Number of Units, Forfeited | shares	(201,645)
Number of Units, Vested | shares	(1,380,312)
Number of Units, Performance Based Adjustment | shares	89,941	[1]
Number of Units, Outstanding Ending Balance | shares	2,654,686
Weighted Average Grant-Date Fair Value Per Unit, Granted	$ 42.38
Weighted Average Grant-Date Fair Value Per Unit, Forfeited	25.73
Weighted Average Grant-Date Fair Value Per Unit, Vested	20.85
Weighted Average Grant-Date Fair Value Per Unit, Performance Based Adjustment	$ 20.24	[1]
Average Illiquidity discount, Granted	8.10%
Average Illiquidity discount, Forfeited	4.30%
Average Illiquidity discount, Vested	0.00%
Average Illiquidity discount, Performance Based Adjustment	0.00%	[1]
Recorded Weighted Average Fair Value Per Unit, Granted	$ 38.94
Recorded Weighted Average Fair Value Per Unit, Forfeited	24.62
Recorded Weighted Average Fair Value Per Unit, Vested	20.85
Recorded Weighted Average Fair Value Per Unit, Performance Based Adjustment	$ 20.24	[1]

[1] Represents adjustment based on the net sales performance criteria meeting 119.2% of target as of December 31, 2019 for the 2019 PSUs (as defined below).