Consolidated Condensed Statements Of Changes In Stockholders' Equity (Parenthetical) - $ / shares	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
Statement of Stockholders' Equity [Abstract]
Common Stock, Dividends, Per Share, Cash Paid	$ 1.21	$ 0.94
Treasury Stock, Shares, Acquired	86,650	0
Stock Issued During Period, Shares, Restricted Stock Award, Gross	27,719	18,800

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

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-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
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Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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Number of shares that have been repurchased during the period and are being held in treasury.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 505
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-Name Accounting Standards Codification
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