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v3.21.1

Consolidated Statements of Changes in Stockholders' Equity (Parentheticals) - $ / shares | 3 Months Ended
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Mar. 31, 2021 | Mar. 31, 2020
Dividends on common share (in dollars per share) | $ 0.21 | $ 0.21
Common Stock [Member] |  |
Common shares released from Employee Benefit Trust, shares (in shares) | 5,682 | 116,414
Restricted stock unit awards vested, shares (in shares) | 248,896 | 272,946
Treasury Stock [Member] |  |
Purchase of treasury shares (in shares) |  | 142,405
Repurchase of shares to satisfy tax obligation, shares (in shares) | 70,292 | 74,145

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