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STOCK-BASED COMPENSATION (Tables)

12 Months Ended

Dec. 31, 2011

STOCK-BASED COMPENSATION

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

		2011			2010			2009
Expected volatility			32.50	%		31.80	%		31.80	%
Risk-free interest rate			0.88	%		1.62	%		2.26	%
Expected life from vesting date			3.0 yrs			3.0 yrs			3.0 yrs.
Dividend yield			0.82	%		0.81	%		0.66	%

Summary of activity of stock plans

		Number of Shares			Weighted Average Exercise Price			Weighted Average Remaining Contractual Term			Aggregate Intrinsic Value
Outstanding at December 27, 2008			1,112,777		$	49.36
Granted			242,707			78.65
Exercised			(186,120	)		(26.28	)
Forfeited			(43,053	)		(64.84	)
Outstanding at December 26, 2009			1,126,311		$	59.06			5.12		$	26,454
Options vested or expected to vest at December 26, 2009			1,085,735		$	58.60			5.07			25,998
Options exercisable at December 26, 2009			581,145		$	47.76			4.02			20,229

        The weighted average per share fair value of options granted during 2009 was $22.97.

		Number of Shares			Weighted Average Exercise Price			Weighted Average Remaining Contractual Term			Aggregate Intrinsic Value
Outstanding at December 26, 2009			1,126,311		$	59.06
Granted			229,703			85.12
Exercised			(109,711	)		(32.09	)
Forfeited			(23,409	)		(71.11	)
Outstanding at December 25, 2010			1,222,894		$	66.22			4.86		$	25,703
Options vested or expected to vest at December 25, 2010			1,187,408		$	65.84			4.81			25,401
Options exercisable at December 25, 2010			708,014		$	58.05			3.91			20,614

        The weighted average per share fair value of options granted during 2010 was $23.69.

		Number of Shares			Weighted Average Exercise Price			Weighted Average Remaining Contractual Term			Aggregate Intrinsic Value
Outstanding at December 25, 2010			1,222,894		$	66.22
Granted			214,206			85.40
Exercised			(306,218	)		(61.57	)
Forfeited			(52,169	)		(76.12	)
Outstanding at December 31, 2011			1,078,713		$	70.88			4.68		$	22,382
Options vested or expected to vest at December 31, 2011			1,048,182		$	70.52			4.63			22,113
Options exercisable at December 31, 2011			618,844		$	61.57			3.56			18,441

        The weighted average per share fair value of options granted during 2011 was $23.32.

Summary of status of stock options outstanding

Following is a summary of the status of stock options outstanding at December 31, 2011:

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
$  19.73 -   34.33			126,354		1.86 years		$	25.59			126,354		$	25.59
40.21 -   60.97			255,880		3.40 years			56.66			235,980			56.90
64.36 -   99.13			684,250		5.64 years			83.74			256,510			83.59
105.44 - 110.26			12,229		6.25 years			109.04			—			—
			1,078,713								618,844

Schedule of non-vested stock and restricted stock units

		2011			2010			2009
Shares issued			47,417			29,076			21,607
Weighted-average per share price on grant date		$	88.26		$	80.91		$	64.44
Compensation expense		$	2,004		$	2,541		$	2,595

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Tabular disclosure of option exercise prices, by grouped ranges, including the upper and lower limits of the price range, the number of shares under option, weighted average exercise price and remaining contractual option terms.

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Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

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Tabular disclosure of the significant assumptions used during the year to estimate the fair value of stock options, including, but not limited to: (a) expected term of share options and similar instruments, (b) expected volatility of the entity's shares, (c) expected dividends, (d) risk-free rate(s), and (e) discount for post-vesting restrictions.

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Tabular disclosure of the number and weighted-average exercise prices of non-vested stock and restricted stock units awarded to directors and certain management employees. Also includes the compensation expense associated with the grants.

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