STOCK COMPENSATION

9 Months Ended

Sep. 30, 2013

STOCK COMPENSATION

The following table represents total stock based compensation expense for non-qualified stock options, restricted stock units (“RSU”) and the tax related benefit for the three and nine months ended September 30, 2013 and 2012:



	Three Months Ended				Nine Months Ended
(in thousands)	2013		2012		2013		2012

Stock option expense	$	2,565	$	3,027	$	7,570	$	8,706
RSU expense	3,077		2,839		8,637		7,480
Total stock based compensation expense	$	5,642	$	5,866	$	16,207	$	16,186

Total related tax benefit	$	1,590	$	1,692	$	4,250	$	4,406

At September 30, 2013, the remaining unamortized compensation cost related to non-qualified stock options is $13.1 million, which will be expensed over the weighted average remaining vesting period of the options, or 1.5 years. At September 30, 2013, the unamortized compensation cost related to RSU is $20.8 million, which will be expensed over the weighted average remaining restricted period of the RSU, or 1.5 years.

The following table reflects the non-qualified stock option transactions from December 31, 2012 through September 30, 2013:



	Outstanding						Exercisable
(in thousands, except per share data)	Shares		Weighted Average Exercise Price		Aggregate Intrinsic Value		Shares	Weighted Average Exercise Price		Aggregate Intrinsic Value

Balance at December 31, 2012	9,906		$	33.18	$	69,079	7,599	$	31.79	$	64,819
Granted	922		40.93
Exercised	(1,707	)	28.32
Cancelled	(34	)	42.82
Forfeited	(133	)	38.88
Balance at September 30, 2013	8,954		$	34.79	$	78,895	6,810	$	33.41	$	69,780

At September 30, 2013, the weighted average remaining contractual term of all outstanding options is 5.8 years and the weighted average remaining contractual term of exercisable options is 4.9 years.

The following table summarizes the unvested RSU transactions from December 31, 2012 through September 30, 2013:



(in thousands, except per share data)	Shares		Weighted Average Grant Date Fair Value

Balance at December 31, 2012	1,034		$	36.34
Granted	505		40.91
Vested	(243	)	32.71
Forfeited	(128	)	38.82
Balance at September 30, 2013	1,168		$	38.80

- Definition

The entire disclosure for compensation-related costs for equity-based compensation, which may include disclosure of policies, compensation plan details, allocation of equity compensation, incentive distributions, equity-based arrangements to obtain goods and services, deferred compensation arrangements, employee stock ownership plan details and employee stock purchase plan details.

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