Share-Based Compensation (Tables)

6 Months Ended

Sep. 30, 2014

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

Share-based compensation expense

The following table presents the details of the Company's share-based compensation expense (amounts in thousands):

	Three Months Ended						Six Months Ended
	September 30,						September 30,
	2014			2013			2014			2013
Cost of sales	$	2,640	(1)	$	1,864	(1)	$	4,695	(1)	$	3,833	(1)
Research and development	7,261			6,931			13,570			12,621
Selling, general and administrative	5,372			6,205			10,329			11,202
Pre-tax effect of share-based compensation	15,273			15,000			28,594			27,656
Income tax benefit	1,833			1,589			3,253			2,991
Net income effect of share-based compensation	$	13,440		$	13,411		$	25,341		$	24,665