Share-Based Compensation (Tables)

6 Months Ended

Jun. 30, 2013

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Schedule of share-based compensation expenses

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

	Three months ended June 30,				Six months ended June 30,
	2013		2012		2013		2012
Option plan	$	5,853	$	4,256	$	10,977	$	8,357
Other share-based awards	7,973		8,370		18,105		27,296
Total share-based compensation before tax	13,826		12,626		29,082		35,653
Tax benefit	5,168		4,746		10,866		13,353
Total share-based compensation expense included in net income	$	8,658	$	7,880	$	18,216	$	22,300