| Consolidated Statements Of Stockholders' Equity (Parenthetical) - $ / shares | 3 Months Ended | |
|---|---|---|
| Mar. 31, 2021 | Mar. 31, 2020 | |
| Consolidated Statements Of Stockholders' Equity [Abstract] | ||
| Dividends per share | $ 0.025 | $ 0.025 | 
| 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 
 | 
| X | ||||||||||
| 
- References No definition available. 
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