Share-Based Compensation (Tables)

3 Months Ended

Mar. 31, 2014

Share-based Compensation [Abstract]

Schedule of Employee Service Share-based Compensation, Allocation of Recognized Period Costs

Total stock compensation expense and the total related tax benefit recognized are as follows:

	Three months ended
	March 31,
	2014		2013
Stock compensation expense	$	10,294	$	11,005
Recognized tax benefit	$	944	$	649