Consolidated Statements of Shareholders' Equity (Parenthetical) - shares |
12 Months Ended | |
|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Increase (Decrease) in Stockholders' Equity [Roll Forward] | ||
| Issuance of common stock from the treasury (in shares) | 194,082 | 162,869 |
| Stock options exercised, net (in shares) | 3,628 | |
| X | ||||||||||
- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. No definition available.
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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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| 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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