Capital Stock - Additional Information (Detail) - USD ($) $ in Millions |
3 Months Ended | |
|---|---|---|
Mar. 31, 2022 |
Mar. 31, 2021 |
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| Schedule of Capitalization, Equity [Line Items] | ||
| Common shares repurchased, value | $ 500 | $ 300 |
| Share Repurchase Program [Member] | ||
| Schedule of Capitalization, Equity [Line Items] | ||
| Common shares repurchased | 600,000 | |
| Common shares repurchased, value | $ 500 | |
| Shares authorized to be repurchased | 3,000,000 | |
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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- Definition The remaining number of shares authorized to be repurchased by an entity's Board of Directors under a stock repurchase plan. No definition available.
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- Definition Number of shares that have been repurchased during the period and are being held in treasury. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Equity impact of the cost of common and preferred stock that were repurchased during the period. Recorded using the cost method. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Details
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