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CONCOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical) - $ / shares	9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017
Dividends declared per share (in dollars per share)	$ 0.72	$ 0.60
Retained Earnings
Dividends declared per share (in dollars per share)	$ 0.72	$ 0.60
Treasury stock issued for restricted awards, net of forfeitures (in shares)	75,608	90,115
Forfeitures of restricted stock (in shares)	40,950	23,946

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

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