EQUITY INCENTIVE PLANS (Tables)

12 Months Ended

Dec. 28, 2014

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

Stock Options Activity Related to Equity Incentive Plans

Stock option activity related to the 2004 Equity Incentive Plan is summarized as follows:

	Common Stock Options
	Outstanding			Weighted Average Exercise Price		Weighted Average Remaining Life		Aggregate Intrinsic Value
						(Years)		(In thousands)
Stock options at January 1, 2012		5,443,691		$	10.78
Stock options granted		215,670			32.28
Stock options cancelled		(58,153	)		11.91
Stock options exercised		(938,669	)		9.55
Stock options at December 30, 2012		4,662,539		$	11.50
Stock options granted		591,490			50.83
Stock options cancelled		(8,500	)		7.63
Stock options exercised		(928,464	)		10.22
Stock options at December 29, 2013		4,317,065		$	17.17
Stock options granted		222,060			72.30
Stock options cancelled		(9,670	)		54.56
Stock options exercised		(939,340	)		9.56
Stock options at December 28, 2014		3,590,115		$	22.47		5.3	$	262,006
Exercisable at December 28, 2014		2,881,874		$	14.28		4.5	$	233,930

Stock Options Valuation Assumptions

	2014			2013			2012
Risk-free interest rate		1.8	%		1.1	%		1.0	%
Expected life (years)		5.5			5.5			5.0
Expected volatility		33.7	%		38.7	%		45.0	%
Expected dividend yield		1.4	%		1.6	%		0.0	%
Weighted average fair value per option	$	21.16		$	15.84		$	13.70

Restricted Stock and Performance Based Restricted Stock Activity Related to Equity Incentive Plans

Restricted stock and performance-based restricted stock activity related to the 2004 Equity Incentive Plan is summarized as follows:

	Shares			Weighted Average Grant Date Fair Value
Nonvested at December 29, 2013		627,176		$	23.41
Shares granted (1)		130,310		$	72.56
Shares cancelled		(23,189	)	$	49.78
Shares vested		(303,530	)	$	35.40
Nonvested at December 28, 2014		430,767		$	54.79

(1) The weighted average grant date fair value for performance-based restricted shares granted was calculated based on the market price on the grant dates. Certain tranches will ultimately be valued when the performance condition is established for each tranche, which generally occurs in the fourth quarter of each fiscal year.