Stock-Based Compensation (Detail) - (Table 5) - $ / shares	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding at January 1, 2012	2,766,000	2,531,000
Outstanding at January 1, 2012 (in Dollars per share)	$ 29.82	$ 29.06
Granted	235,000	266,000
Exercised	(1,627,000)	(18,000)
Outstanding at June 30, 2012	1,143,000	2,779,000
Outstanding at June 30, 2012 (in Dollars per share)	$ 35.43	$ 29.86