STOCK BASED COMPENSATION (Tables)

6 Months Ended

Jun. 30, 2014

STOCK BASED COMPENSATION

Schedule of stock option activity

					Weighted
			Weighted		Average	Aggregate
	Number of		Average		Remaining	Intrinsic
	Options		Exercise		Contractual	Value
	Outstanding		Price		Life	(in 000’s)
Outstanding options at January 1, 2014	2,595,084		$	26.04
Options granted	420,000		$	42.88
Options exercised	(43,872	)	$	18.31		$	1,139
Options canceled/forfeited	(740	)	$	16.51
Outstanding options at June 30, 2014	2,970,472		$	28.53	5.47	$	51,232
Exercisable options at June 30, 2014	1,300,292		$	22.02	4.21	$	30,894

					Weighted
			Weighted		Average	Aggregate
	Number of		Average		Remaining	Intrinsic
	Options		Exercise		Contractual	Value
	Outstanding		Price		Life	(in 000’s)
Outstanding options at January 1, 2013	2,945,204		$	22.23
Options granted	531,700		$	35.79
Options exercised	(306,524	)	$	16.98		$	5,942
Options canceled/forfeited	(41,520	)	$	25.47
Outstanding options at June 30, 2013	3,128,860		$	25.00	5.59	$	41,315
Exercisable options at June 30, 2013	1,474,360		$	19.83	4.38	$	27,095

Schedule of stock option assumptions for fair value estimate

	2014			2013
Weighted-average fair value of grants	$	7.76		$	6.49
Risk-free interest rates	1.70		%	0.74		%
Dividend yield	1.94		%	2.00		%
Expected volatility	23.22		%	25.41		%
Expected option life	5.18 years			5.23 years