Share-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2015

Share Based Compensation [Abstract]

Schedule of Share-Based Compensation Expense

The following table shows the total compensation expensed for share-based compensation plans, including stock options and share grants, recognized in the statements of operations (in thousands):

	Three Months Ended
	March 31,
	2015		2014
Cost of goods sold	$	123	$	96
Selling, general and administrative		3,205		2,850
Research and development		352		273
Total share-based compensation expense	$	3,680	$	3,219

Schedule of Share Based Compensation Stock Options Activity

A summary of the stock option grants is as follows:

Stock Options	Shares (000)			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term (yrs)		Aggregate Intrinsic Value ($000)
Outstanding at January 1, 2015		2,736		$	21.26		4	$	17,840
Granted		-			-
Exercised		(368	)		15.36				5,279
Forfeited or expired		-			-
Outstanding at March 31, 2015		2,368		$	22.18		4	$	15,276
Exercisable at March 31,  2015		1,840		$	21.51		3	$	13,094

Schedule Of Nonvested Restricted Stock Units Activity

A summary of our non-vested share grants is as follows:

Share Grants	Shares (000)			Weighted Average Grant-Date Fair Value		Aggregate Intrinsic Value ($000)
Non-vested at January 1, 2015		1,535		$	23.32	$	42,324
Granted		4			27.35
Vested		(5	)		24.70		134
Forfeited		(9	)		25.93
Non-vested at March 31, 2015		1,525		$	23.67	$	43,544