CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) - $ / shares |
3 Months Ended | |||||
|---|---|---|---|---|---|---|
Sep. 30, 2021 |
Jun. 30, 2021 |
Mar. 31, 2021 |
Sep. 30, 2020 |
Jun. 30, 2020 |
Mar. 31, 2020 |
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| CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY | ||||||
| Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 | $ 0.01 |
| Issuance of restricted share awards under long-term equity incentive plan (in shares) | 897 | 30,284 | 63,780 | |||
| Repurchase of shares pursuant to the settlement of ASR Agreement (in shares) | 73,455 | |||||
| Repurchase of shares (in shares) | 60,105 | 73,747 | 49,284 | 57,810 | 262,889 | 188,100 |
| Number of shares withheld to pay taxes on employees' equity awards (in shares) | 100 | 50 | 43,290 | 6,402 | 38,379 | 97,144 |
| Shares issued upon exercise of stock options (in shares) | 51,915 | 19,242 | ||||
| X | ||||||||||
- Definition Number of shares that have been repurchased during the period pursuant to the settlement of a Accelerated Share Repurchase Program. No definition available.
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| X | ||||||||||
- Definition Number of shares that have been repurchased during the period pursuant to the Share Repurchase Program and are being held in treasury. 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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| X | ||||||||||
- Definition Number of shares used to settle grantee's tax withholding obligation for award under share-based payment arrangement. No definition available.
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- References No definition available.
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| X | ||||||||||
- Definition Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Number of share options (or share units) exercised during the current period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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