Share Based Compensation (Tables)

12 Months Ended

Dec. 29, 2012

Key assumptions in fair value determination

The ranges of key assumptions used in determining the fair value of options granted during fiscal 2012, 2011 and 2010, as well as a summary of the methodology applied to develop each assumption, are as follows:



	Fiscal Year
	2012	2011	2010
Expected price volatility	37.1 – 38.5%	38.0 – 38.7%	38.5 – 38.9%
Risk-free interest rate	0.6 – 0.8%	0.9 – 2.4%	1.0 – 2.7%
Weighted average expected lives (in years)	4.7	4.7 – 5.6	4.8 – 5.8
Forfeiture rate	7.0%	5.5 – 7.6%	5.4 – 7.7%
Dividend yield	0.7%	0.8 – 1.0%	0.0 – 1.0%

Summary of stock option activity

A summary of stock option activity is as follows:



	Options		Weighted Average Exercise Price		Weighted Average Fair Value		Weighted Average Remaining Contractual Term	Aggregate Intrinsic Value (in thousands)
Outstanding December 26, 2009	5,300,844		$	18.53			6.4	$	47,413
Granted	908,728		26.70		$	10.32
Exercised	(1,550,077	)	14.28
Canceled	(144,638	)	21.82

Outstanding December 25, 2010	4,514,857		$	21.52			6.7	$	121,350
Granted	546,655		52.18		$	17.73
Exercised	(1,444,007	)	20.17
Canceled	(65,630	)	33.29

Outstanding December 31, 2011	3,551,875		$	26.57			6.5	$	154,782
Granted	573,252		85.57		$	26.26
Exercised	(1,066,448	)	22.08
Canceled	(28,488	)	60.78

Outstanding December 29, 2012	3,030,191		$	38.95			6.6	$	147,229

Exercisable at December 29, 2012	1,875,189		$	24.33			5.5	$	118,401

Other information relative to option activity

Other information relative to option activity during fiscal 2012, 2011 and 2010 is as follows (in thousands):



	2012		2011		2010
Total fair value of stock options vested	$	8,826	$	7,590	$	8,417
Total intrinsic value of stock options exercised	$	71,879	$	59,712	$	31,388

Restricted stock units activity

The status of restricted stock units is presented below:



Restricted Stock Units	Shares		Weighted Average Grant Date Fair Value
Restricted at December 26, 2009	558,784		$	19.04
Granted	148,862		27.37
Exercised	(119,184	)	22.10
Forfeited	(38,284	)	19.28

Restricted at December 25, 2010	550,178		$	20.61
Granted	63,484		53.23
Exercised	(88,390	)	20.82
Forfeited	—		—

Restricted at December 31, 2011	525,272		$	24.52
Granted	40,017		87.10
Exercised	(263,592	)	20.99
Forfeited	—		—

Restricted at December 29, 2012	301,697		$	37.52

Other information relative to restricted unit activity

Other information relative to restricted unit activity during fiscal 2012, 2011 and 2010 is as follows (in thousands):



	2012		2011		2010
Total grant date fair value of restricted units vested and issued	$	5,533	$	1,840	$	2,634
Total intrinsic value of restricted units vested and issued	$	21,694	$	4,915	$	3,329