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Shareholders' Equity

12 Months Ended

Dec. 31, 2018

Equity [Abstract]

Shareholders' Equity

SHAREHOLDERS’ EQUITY

The following table details activity in our common stock:

	Years Ended December 31,
	2018							2017							2016
	Shares			Amount				Shares			Amount				Shares			Amount
Stock option exercises	1,126			$	74,907			1,113			$	49,845			827			$	23,527
Purchases of common stock	(781	)		(150,050		)		(44	)		(6,613		)		(882	)		(112,699		)
Employee stock plan purchases	45			8,051				51			7,044				47			6,236

As of February 20, 2019, we had authorization from our board of directors to repurchase up to 2.7 million additional shares of our common stock.

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- References

No definition available.

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- Definition

The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-URI http://asc.fasb.org/topic&trid=2208762

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