Share-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2015

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

Schedule of share-based compensation expenses

Total share-based compensation expenses were as follows (in thousands):

	Three months ended March 31,
	2015		2014
Option plan	$	6,585	$	5,578
Other share-based awards	6,757		4,411
Total share-based compensation before tax	13,342		9,989
Tax benefit	4,977		3,729
Total share-based compensation expense included in net income	$	8,365	$	6,260