CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) - $ / shares |
3 Months Ended | |||
|---|---|---|---|---|
Mar. 31, 2020 |
Dec. 31, 2019 |
Mar. 31, 2019 |
Dec. 31, 2018 |
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| Statement of Stockholders' Equity [Abstract] | ||||
| Purchase of treasury stock (in shares) | 20,750 | 52,104 | 143,092 | 186,417 |
| Issuance of treasury stock (in shares) | 11,225 | 2,822 | ||
| Cancellations of treasury stock (in shares) | 17,509 | 41 | 19,433 | |
| Dividends, per share (in dollars per share) | $ 0.21 | $ 0.21 | $ 0.20 | $ 0.20 |
| X | ||||||||||
- Definition Aggregate dividends paid during the period for each share of common stock outstanding. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Number of treasury shares or units reissued. Excludes reissuance of shares or units in treasury for award under share-based payment arrangement. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- 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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| X | ||||||||||
- Definition Number of shares of common and preferred stock retired from treasury during the period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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