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CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY (Parenthetical) - $ / shares
3 Months Ended
Mar. 31, 2019
Mar. 31, 2018
Statement of Stockholders' Equity [Abstract]    
Cash dividends (in dollars per share) $ 0.21 $ 0.19
Common stock (purchased) sold by directors' deferred compensation plan (in net shares) 0 2,850
Shares of common stock repurchased 277,000 344,362