Net Income per Common Share - Summary of Calculation of Basic and Diluted EPS (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Numerator:
Net income	$ 639,640	$ 172,580
Denominator:
Weighted average shares outstanding, basic	177,120	206,571
Dilutive effect of options and RSUs	2,426	2,053
Weighted average shares outstanding, diluted	179,546	208,624
Net income per share:
Basic	$ 3.61	$ 0.84
Diluted	$ 3.56	$ 0.83
Antidilutive and contingent RSUs excluded from diluted EPS	71	78