Earnings Per Share - Additional Information (Detail) - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended			6 Months Ended
	Mar. 04, 2022	Jun. 30, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022	Jul. 31, 2019	Jul. 19, 2019
Stock options, outstanding		658,860			658,860		609,965
Stock options, weighted average exercise price		$ 80.53			$ 80.53		$ 71.74
Restricted stock units, outstanding		492,937			492,937		531,034
Common stock excluded from calculation of diluted earnings per share		456,315	325,685		400,909	306,400
Dilutive effect on shares of conversion premium		700,941	676,166		796,601	1,779,041
Denominator for diluted earnings per share - adjusted weighted average shares used in computing net income per share - diluted		56,858	56,721		56,932	57,842
Charges associated with convertible debt instruments, net of tax		$ 0	$ 0		$ 0	$ 387
AccountingStandardsUpdate202006Member
Denominator for diluted earnings per share - adjusted weighted average shares used in computing net income per share - diluted	3,474,429
Charges associated with convertible debt instruments, net of tax				$ 400
0.375% Convertible Senior Notes due 2024
Principal amount								$ 287,500	$ 287,500