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Capital Stock (Tables)

12 Months Ended

Dec. 31, 2019

Equity [Abstract]

Common Stock and Treasury Stock Activity

The number of shares of common stock and treasury stock and the share activity for 2019 and 2018 were as follows:

		Common Shares										Treasury Shares
		2019					2018					2019					2018
Balance at the beginning of the year			140,498,981					151,906,797					40,110,623					27,879,929
Stock plan shares issued			1,281,198					822,878					—					—
Shares surrendered by optionees			(185,141	)				(230,550	)				185,141					230,550
Common stock repurchases			(2,039,551	)				(12,000,144	)				2,039,551					12,000,144
Balance at the end of the year			139,555,487					140,498,981					42,335,315					40,110,623

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- References

No definition available.

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- Definition

Tabular disclosure of changes in the separate accounts comprising stockholders' equity (in addition to retained earnings) and of the changes in the number of shares of equity securities during at least the most recent annual fiscal period and any subsequent interim period presented is required to make the financial statements sufficiently informative if both financial position and results of operations are presented.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section 50
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21463-112644

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