STOCK-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Summary Of Employee Stock-Based Compensation Expense

tock-based compensation expense - all related to employees - recognized under the authoritative guidance was as follows:

	Years Ended December 31,
	2013		2012		2011
	(In thousands)
Selling, general and administrative	$	9,948	$	8,646	$	26,310
Research and development	355		335		404
Cost of goods sold	90		70		91
Total stock-based compensation expense	10,393		9,051		26,805
Total estimated tax benefit related to stock-based compensation expense	4,018		3,532		10,468
Net effect on net income	$	6,375	$	5,519	$	16,337

Summary Of Weighted-Average Assumptions

The following weighted-average assumptions were used in the calculation of fair value:

	Years Ended December 31,
	2013	2012	2011
Dividend yield	0%	0%	0%
Expected volatility	31%	30%	28%
Risk free interest rate	1.52%	1.33%	2.47%
Expected life of option from grant date	8 years	8 years	8 years

Summary Of Stock Option Activity

The following table summarizes the Company’s stock option activity:

			Weighted Average Exercise Price		Weighted Average Contractual Term in Years	Aggregate Intrinsic Value
	Shares
Stock Options	(In thousands)					(In thousands)
Outstanding at December 31, 2012	1,709		$	37.76
Granted	32		36.50
Exercised	(63	)	33.36
Forfeited or Expired	(39	)	49.00
Outstanding at December 31, 2013	1,639		$	37.64	3.2 years	$	16,755
Vested or expected to vest at December 31, 2013	1,639		$	37.64	3.2 years	$	16,755
Exercisable at December 31, 2013	1,521		$	37.97	2.9 years	$	15,058

Summary Of Vested And Unvested RSU

The following table summarizes the Company’s awards of restricted stock, performance stock and contract stock for the year ended December 31, 2013:

					Performance Stock and Contract Stock Awards
	Restricted Stock Awards
	Shares		Weighted Average Grant Date Fair Value Per Share		Shares		Weighted Average Grant Date Fair Value Per Share
	(In thousands)				(In thousands)
Unvested, December 31, 2012	346		$	37.80	199		$	30.49
Granted	169		38.65		70		39.25
Cancellations	(34	)	38.59		(1	)	35.68
Released	(160	)	39.43		(4	)	39.44
Unvested, December 31, 2013	321		$	37.29	264		$	32.74