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Consolidated Statements of Shareholders' Equity (Unaudited) (Parenthetical) - $ / shares
3 Months Ended 9 Months Ended 12 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Dec. 31, 2019
Statement of Stockholders' Equity [Abstract]          
Accounting Standards Update [Extensible List]         us-gaap:AccountingStandardsUpdate201613Member
Dividends (in dollars per share) $ 0.380 $ 0.295 $ 1.140 $ 0.885