Employee Benefit Plans (Tables)

3 Months Ended

Mar. 31, 2015

The following table shows the total stock-related compensation expense relating to the stock options, RSUs and cash equivalent awards.



	Three Months Ended March 31,
	2015		2014
Stock options	$	277	$	727
RSUs and performance-based equity awards	3,725		3,513
Cash-equivalent stock awards	12,523		4,629
Total	$	16,525	$	8,869

The activity related to the Company’s RSUs awards is as follows:



	Three Months Ended March 31, 2015
	Number of Awards		Weighted Average Grant Date Fair Value
Outstanding at beginning of period	502,506		$	32.10
RSUs granted	502,543		40.24
RSUs forfeited	(1,458	)	(24.02		)
RSUs fully vested	(159,984	)	(30.59		)
Outstanding at end of period	843,607		$	37.25

The activity related to the Company’s performance-based equity awards is as follows:



	Three Months Ended March 31, 2015
	Number of Awards		Weighted Average Grant Date Fair Value
Outstanding at beginning of period	616,641		$	27.52
Performance-based equity awards granted	234,361		40.24
Additional awards granted due to achievement of performance criteria	91,737		22.29
Performance-based equity awards fully vested	(346,515	)	(22.29		)
Outstanding at end of period	596,224		$	34.76

The activity related to the Company's cash-equivalent RSUs and performance-based awards is as follows:



	RSU's					Performance-based Awards
Three Months Ended March 31, 2015	Number of Awards		Weighted Average Grant Date Fair Value			Number of Awards		Weighted Average Grant Date Fair Value
Outstanding at beginning of period	1,654,064		$	27.99		924,906		27.52
Granted	325,805		40.24			156,238		40.24
Additional awards granted due to achievement of performance criteria	—		—			137,585		22.29
Forfeited	(9,525	)	(26.90		)	(1,404	)	(22.29		)
Fully vested	(649,102	)	(26.17		)	(519,725	)	(22.29		)
Outstanding at end of period	1,321,242		$	31.92		697,600		$	33.25