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Condensed Consolidated Statements Of Stockholders' Equity (Unaudited) (Parentheticals) - shares | 3 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020
Statement of Stockholders' Equity [Abstract] |  |
Common shares issues net of shares withheld (in shares) | 76,030 | 131,088

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