Stock Repurchase Program - Stock Repurchase Activities (Detail) - USD ($) $ in Thousands	1 Months Ended			3 Months Ended
	Feb. 28, 2022	Nov. 30, 2021	Mar. 31, 2021	Jan. 31, 2022	[1],[2]	Jan. 31, 2021	[3]
Stock Repurchase Program [Abstract]
Purchases of treasury stock (in shares)				701,000		837,000
Aggregate purchased shares				$ 245,000		$ 202,871
Reissuance of treasury stock				895,000		583,000
Accelerated Share Repurchases [Line Items]
Share repurchases settlement of equity forward (in shares)		107,701	166,726
Subsequent Event
Accelerated Share Repurchases [Line Items]
Share repurchases settlement of equity forward (in shares)	161,215
December 2020, ASR
Accelerated Share Repurchases [Line Items]
Stock repurchase program, prepayment during period, derivative settlement			$ 50,000
December 2020, ASR | Subsequent Event
Accelerated Share Repurchases [Line Items]
Stock repurchase program, prepayment during period, derivative settlement	$ 40,000
August 2021, ASR
Accelerated Share Repurchases [Line Items]
Stock repurchase program, prepayment during period, derivative settlement		$ 35,000

[1] Excluded the 161,215 shares and $40.0 million equity forward contract from the December 2021 ASR settled in February 2022.

[2] Included 107,701 shares and $35.0 million equity forward contract from the August 2021 ASR settled in November 2021.

[3] Excluded the 166,726 shares and $50.0 million equity forward contract from the December 2020 ASR settled in March 2021.