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Stock Repurchase Program - Additional Information (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 1 Months Ended | 3 Months Ended |
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Feb. 28, 2022 | Dec. 31, 2021 | Jan. 31, 2022 | Jan. 31, 2021 | [3] | Dec. 10, 2021
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |
Stock repurchase program authorized amount |  |  |  |  |  | $ 1,000,000
Remaining amount available for further repurchases |  |  | $ 750,000 |  |  |
Purchases of treasury stock (in shares) |  |  | 701 | [1],[2] | 837 |
Aggregate purchased shares |  |  | $ 245,000 | [1],[2] | $ 202,871 |
December 2021, ASR |  |  |  |  |  |
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |
Stock repurchase program authorized amount |  | $ 200,000 |  |  |  |
Prepayment to repurchase stock |  | 200,000 |  |  |  |
Initial share delivery |  | $ 160,000 |  |  |  |
Purchases of treasury stock (in shares) |  |  | 200 |  |  |
Purchases of treasury stock (in USD per share) |  |  | $ 331.37 |  |  |
Aggregate purchased shares |  |  | $ 50,000 |  |  |
December 2021, ASR | Subsequent Event |  |  |  |  |  |
Accelerated Share Repurchases [Line Items] |  |  |  |  |  |
Stock repurchase program, prepayment during prior period, future derivative settlement | $ 40,000 |  |  |  |  |
Purchases of treasury stock (in shares) | 600 |  |  |  |  |
Purchases of treasury stock (in USD per share) | $ 331.09 |  |  |  |  |
[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.

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