Condensed Consolidated Statement of Shareholders' Equity (Unaudited) (Parenthetical) - shares |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2019 |
Jun. 30, 2018 |
Jun. 30, 2019 |
Jun. 30, 2018 |
|
| Statement of Stockholders' Equity [Abstract] | ||||
| Stock options exercised (in shares) | 13,301 | 13,301 | ||
| Issuance of common stock from the treasury (in shares) | 29,276 | 31,471 | 118,430 | 55,675 |
| X | ||||||||||
- Definition Share Based Compensation Arrangement By Share Based Payment Award Options Exercises In Period Net No definition available.
|
| X | ||||||||||
- References No definition available.
|
| 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
|