Changes in Equity - Additional Information (Details) - USD ($) $ / shares in Units, $ in Millions |
3 Months Ended | 9 Months Ended | |||
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Sep. 30, 2021 |
Jun. 30, 2021 |
Sep. 30, 2021 |
May 03, 2021 |
Jan. 11, 2021 |
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Class of Stock [Line Items] | |||||
Common stock and sub-share certificates of proprietary interest, par value (in dollars per share) | $ 0.01 | $ 0.01 | $ 0.01 | ||
Value of shares authorized to be repurchased | $ 20.0 | ||||
Average per share paid amount (in USD per share) | $ 1,433 | ||||
Treasury Stock | |||||
Class of Stock [Line Items] | |||||
Repurchases of common stock (in shares) | 6,179 | 1,633 | 7,812 | ||
Sub shares | |||||
Class of Stock [Line Items] | |||||
Common stock and sub-share certificates of proprietary interest, par value (in dollars per share) | $ 0.0333 |
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- Definition Stock Repurchase Program, Shares Authorized to be Repurchased, Amount No definition available.
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- Definition Stock Repurchased During Period, Average Per Share Amount No definition available.
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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 Face amount or stated value per share of common stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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