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Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - $ / shares	3 Months Ended
	Jun. 30, 2019	Mar. 31, 2019	Jun. 30, 2018	Mar. 31, 2018
Consolidated Statements of Changes in Stockholders' Equity (Parenthetical)
Stock Issued During Period, Shares, Acquisitions		416,478
Business Acquisition, Share Price		$ 42.00
Cash dividends per share	$ 0.31	$ 0.30		$ 0.29
Net surrender of restricted stock awards			1,029

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

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Number of shares of stock issued during the period pursuant to acquisitions.

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Number of shares related to Restricted Stock Award forfeited during the period.

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