STOCK-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 27, 2014

STOCK-BASED COMPENSATION

Schedule of assumptions used in estimating fair value of each option grant

	2014			2013			2012
Expected volatility		32.27	%		33.26	%		33.76	%
Risk-free interest rate		1.43	%		1.16	%		0.74	%
Expected life from vesting date		3.0 yrs			3.0 yrs			3.0 yrs
Dividend yield		0.75	%		0.72	%		0.77	%

Summary of activity of stock plans

        Following is a summary of the activity of the stock plans during 2012, 2013 and 2014:

	Number of Shares			Weighted Average Exercise Price			Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value
Outstanding at December 31, 2011		1,078,713		$	70.88
Granted		140,007			136.01
Exercised		(341,090	)		(61.53	)
Forfeited		(8,638	)		(84.18	)
Outstanding at December 29, 2012		868,992		$	84.91			4.68	$	43,410
Options vested or expected to vest at December 29, 2012		845,470		$	84.26			4.64		42,765
Options exercisable at December 29, 2012		485,786		$	71.06			3.67		30,846

	Number of Shares			Weighted Average Exercise Price			Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value
Outstanding at December 29, 2012		868,992		$	84.91
Granted		155,254			144.86
Exercised		(216,105	)		(72.17	)
Forfeited		(12,920	)		(129.08	)
Outstanding at December 28, 2013		795,221		$	99.29			4.56	$	39,994
Options vested or expected to vest at December 28, 2013		775,237		$	98.41			4.51		39,678
Options exercisable at December 28, 2013		464,377		$	81.73			3.58		31,508

	Number of Shares			Weighted Average Exercise Price			Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value
Outstanding at December 28, 2013		795,221		$	99.29
Granted		177,717			132.94
Exercised		(194,627	)		(71.67	)
Forfeited		(9,716	)		(126.23	)
Outstanding at December 27, 2014		768,595		$	113.72			4.74	$	15,983
Options vested or expected to vest at December 27, 2014		746,974		$	113.06			4.69		15,981
Options exercisable at December 27, 2014		450,539		$	97.29			3.59		15,944

Summary of status of stock options outstanding

        Following is a summary of the status of stock options outstanding at December 27, 2014:

Outstanding and Exercisable By Price Range
Options Outstanding						Options Exercisable
Exercise Price Range	Number		Weighted Average Remaining Contractual Life	Weighted Average Exercise Price		Number		Weighted Average Exercise Price
$24.37 - 40.21		11,400	0.43 years	$	26.32		11,400	$	26.32
$57.46 - 105.44		297,279	2.95 years		80.75		297,094		80.75
$110.26 - 151.45		459,916	6.00 years		137.19		142,045		137.59
		768,595					450,539

Schedule of non-vested stock and restricted stock units

	2014		2013		2012
Shares issued		35,885		47,271		27,293
Weighted-average per share price on grant date	$	136.91	$	146.72	$	132.21
Compensation expense	$	3,978	$	3,667	$	2,835