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CAPITAL STOCK (Tables)

12 Months Ended

Dec. 31, 2014

CAPITAL STOCK

Schedule of number of shares of common stock and treasury stock and the share activity

		Common Shares						Treasury Shares
		2014			2013			2014			2013
Balance at the beginning of the year			85,364,303			84,086,341			19,979,833			18,158,002
Employee option exercises			851,396			1,217,583			(177,280	)		(179,169	)
Director option exercises			41,844			48,333			—			—
Restricted stock vestings			9,924			12,046			—			—
Common stock repurchases			—			—			4,533,814			2,001,000
​	​	​	​	​	​	​	​	​	​	​	​	​	​
Balance at the end of the year			86,267,467			85,364,303			24,336,367			19,979,833
​	​	​	​	​	​	​	​	​	​	​	​	​	​

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Tabular disclosure of the change in common stock outstanding.

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