STOCK-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2014

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of changes in outstanding stock options

Stock options outstanding at December 31, 2014 and changes during the year ended December 31, 2014 is as follows:

	December 31, 2014
	Shares		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term	Aggregate Intrinsic Value
	(Shares and intrinsic value in thousands)
Outstanding at January 1, 2014	8,074		$	36.98
Granted	747		67.95
Exercised	(1,790	)	31.88
Forfeited	(496	)	46.85
Expired	(15	)	31.13
Outstanding at December 31, 2014	6,520		$	41.19	6.0	$	133,077
Options exercisable	3,647		$	33.50	4.7	$	99,523

Schedule of information about stock options outstanding and exercisable

The following table summarizes the information about stock options outstanding and exercisable at December 31, 2014:

	Options Outstanding				Options Exercisable
Range of Exercise Prices	Outstanding at December 31, 2014	Weighted- Average Remaining Contractual Life in Years	Weighted- Average Exercise Price		Exercisable at December 31, 2014	Weighted- Average Remaining Contractual Life	Weighted- Average Exercise Price
	(Shares in thousands)
$10.01 to $20.00	431	4.5	$	17.91	431	4.5	$	17.91
$20.01 to $30.00	905	4.3	22.14		905	4.3	22.14
$30.01 to $40.00	1,148	6.3	31.84		749	6.2	31.60
$40.01 to $50.00	2,913	5.7	45.16		1,426	4.0	44.05
$50.01 to $60.00	381	7.3	58.51		136	7.3	58.44
$60.01 to $70.00	492	9.3	66.14		—	—	—
$70.01 to $80.00	250	9.3	71.55		—	—	—
	6,520	6.0	$	41.19	3,647	4.7	$	33.50

Schedule of weighted average assumptions used in Black-Scholes option pricing model

The following are the weighted average assumptions used in the Black-Scholes option pricing model:

	Years Ended December 31,
	2014		2013		2012
Expected volatility	31	%	29	%	31	%
Risk-free interest rate	1.5	%	1.0	%	0.6	%
Expected term	4.8 years		6.2 years		4.4 years
Dividend yield	1.5	%	2.0	%	1.2	%

Schedule of outstanding unvested RSUs and PSUs

Unvested RSUs and PSUs outstanding at December 31, 2014 and changes during the year ended December 31, 2014 are as follows:

	RSUs				PSUs
	Number of shares		Weighted Average Grant Date Fair Value		Number of shares(a)		Weighted Average Grant Date Fair Value
	(Shares in thousands)
Unvested at January 1, 2014	692		$	43.50	322		$	31.27
Granted	257		67.69		35		71.39
Vested	(199	)	36.70		(102	)	31.15
Forfeited	—		—		(220	)	31.32
Unvested at December 31, 2014	750		$	53.61	35		$	71.39

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(a) Included in the table are PSUs which vest at the end of two years in varying amounts depending upon certain performance conditions. The PSU table above includes these awards at their maximum potential payout.