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Condensed Consolidated Statements of Stockholders' Equity (Unaudited) (Parenthetical) - $ / shares
3 Months Ended 6 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Jun. 30, 2021
Jun. 30, 2020
Statement Of Stockholders Equity [Abstract]        
Cash dividend, per common share $ 0.20 $ 0.20 $ 0.22 $ 0.20