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STOCK PLANS (Tables)

12 Months Ended

Dec. 31, 2013

The following table summarizes stock option activity for the years ended December 31, 2013, 2012 and 2011, under all Plans:



	Year Ended December 31,
	2013				2012				2011
	Options		Weighted Average Exercise Price		Options		Weighted Average Exercise Price		Options		Weighted Average Exercise Price
Balance at beginning of year	3,060,944		$	30.98	3,632,463		$	26.05	3,779,824		$	23.99
Options granted	273,105		70.88		412,980		47.66		459,263		35.34
Options exercised	(774,783	)	26.20		(962,029	)	19.52		(572,795	)	19.82
Options canceled	(106,618	)	40.54		(22,470	)	24.07		(33,829	)	26.62
Balance at end of year	2,452,648		36.52		3,060,944		30.98		3,632,463		26.05
Exercisable at end of year	1,837,014		29.93		2,208,455		27.19		2,677,071		23.73

The weighted average assumptions for each of the three years ended December 31, 2013 were as follows:



	Year Ended December 31,
	2013			2012			2011
Expected volatility	32.97		%	45.67		%	41.92		%
Dividend yield	1.40		%	1.66		%	1.63		%
Risk-free interest rate	1.52		%	0.70		%	0.80		%
Expected option life (years)	4.4			4.5			4.3
Weighted average fair value per option granted during the year	$	18.14		$	15.87		$	10.97

The following table summarizes non-vested stock options for the year ended December 31, 2013:



	Year Ended December 31, 2013
	Number of Options		Weighted Average Fair Value at Grant Date
Balance at beginning of year	852,489		$	13.63
Granted	273,105		18.14
Vested	(410,542	)	12.50
Forfeited	(99,418	)	14.04
Balance at end of year	615,634		16.32

The following table summarizes information about awards outstanding as of December 31, 2013:



	Outstanding			Exercisable
Exercise Price Range	Number of Stock Options	Weighted Average Exercise Price		Number of Stock Options	Weighted Average Exercise Price		Weighted Average Remaining Life (years)
Under $29.99	738,614	$	23.41	738,614	$	23.41	4.6
$30.00 - $39.99	1,092,456	33.20		1,001,199	33.00		6.2
Over $40.00	621,578	57.93		97,201	47.85		9.4
	2,452,648			1,837,014			6.5

The following table summarizes restricted share award activity for the years ended December 31, 2013, 2012 and 2011, under all Plans:



	Year Ended December 31,
	2013				2012				2011
	Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value		Shares		Weighted Average Grant Date Fair Value
Balance at beginning of year	336,808		$	28.49	379,233		$	28.06	523,730		$	27.36
Shares granted	14,464		70.88		20,099		47.81		22,779		35.55
Shares vested*	(224,021	)	25.68		(62,524	)	32.10		(159,842	)	26.97
Shares forfeited	(11,935	)	25.76		—		—		(7,434	)	24.67
Balance at end of year	115,316		39.55		336,808		28.49		379,233		28.06

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*	Includes shares vested but not exercisable

The following table summarizes non-vested restricted share awards for the year ended December 31, 2013:



	Year Ended December 31, 2013
	Number of Restricted Shares		Weighted Average Fair Value at Grant Date
Balance at beginning of year	318,088		$	28.74
Shares granted	14,464		70.88
Shares vested	(205,301	)	25.80
Shares forfeited	(11,935	)	25.76
Balance at end of year	115,316		39.55

The following table summarizes restricted stock unit activity for the years ended December 31, 2013, 2012 and 2011, under all Plans:



	Year Ended December 31,
	2013				2012				2011
	Units		Weighted Average Grant Date Fair Value		Units		Weighted Average Grant Date Fair Value		Units	Weighted Average Grant Date Fair Value
Balance at beginning of year	288,669		$	40.83	166,519		$	34.55	—	$	—
Units granted	69,925		67.17		133,944		47.97		166,519	34.55
Units vested	(33,698	)	39.20		(10,499	)	33.06		—	—
Units forfeited	(40,952	)	41.70		(1,295	)	35.55		—	—
Balance at end of year	283,944		47.38		288,669		40.83		166,519	34.55