CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical) - $ / shares	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash dividends declared, per share (in USD per share)	$ 1.09	$ 0.99	$ 0.82
Retained Earnings
Cash dividends declared, per share (in USD per share)	$ 1.09	$ 0.99	$ 0.82
Treasury stock issued, net (in shares)	28,174	33,676	58,906
Treasury Stock
Treasury stock repurchased (in shares)	470,708	321,731
Common Stock
Common stock issued in acquisition (in shares)	5,318,962

Aggregate dividends declared during the period for each share of common stock outstanding.

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