Shareholders' Equity - Reconciliation of Basic and Diluted Weighted Average Shares Outstanding (Detail) - shares	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Equity [Abstract]
Basic weighted average shares outstanding (in shares)	102,069,781	106,075,267	109,213,524
Weighted average dilutive options outstanding (in shares)	1,100,351	1,149,327	2,167,726
Diluted weighted average shares outstanding (in shares)	103,170,132	107,224,594	111,381,250
Antidilutive shares (in shares)	2,412,884	2,476,019	21,556