Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2014

Schedule of Share-Based Compensation Expense

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2014		2013		2014		2013
Cost of sales	$	107	$	126	$	203	$	249
Selling and administrative expense		2,979		2,877		5,829		5,720
Research and development expense		305		301		578		591
Total share-based compensation expense	$	3,391	$	3,304	$	6,610	$	6,560

Schedule of Share Based Compensation Stock Options Activity

Stock Options	Shares (000)			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (yrs)		Aggregate Intrinsic Value ($000)
Outstanding at January 1, 2014		3,126		$	18.93		4	$	17,461
Granted		176			27.92
Exercised		(304	)		9.66				5,422
Forfeited or expired		(2	)		29.21
Outstanding at June 30, 2014		2,996		$	20.39		4	$	25,754
Exercisable at June 30, 2014		2,406		$	19.43		3	$	22,967

Schedule Of Nonvested Restricted Stock Units Activity

Share Grants	Shares (000)			Weighted Average Grant-Date Fair Value		Aggregate Intrinsic Value ($000)
Non-vested at January 1, 2014		1,131		$	22.35	$	26,656
Granted		234			27.46
Vested		(95	)		22.42		2,606
Forfeited		(12	)		21.81
Non-vested at June 30, 2014		1,258		$	23.32	$	30,650