STOCK BASED PLANS (Tables)

12 Months Ended

Dec. 31, 2012

STOCK BASED PLANS

Summary of stock option activity

	Shares			Weighted Average Exercise Price		Weighted Average Remaining Contractual Term		Aggregate Intrinsic Value
						(In years)
Stock options outstanding at January 1, 2011		—		$	—
Granted		751,840			57.81
Exercised		—			—
Forfeited		(39,200	)		59.44
Expired		—			—
Stock options outstanding at December 31, 2011		712,640		$	57.72
Granted		200,000			64.19
Exercised		—			—
Forfeited		(50,700	)		58.62
Expired		—			—
Stock options outstanding at December 31, 2012		861,940		$	59.17		8.5	$	11,941,409
Stock options exercisable at December 31, 2012		—			—		—		—
Remaining unvested options outstanding and expected to vest		828,536		$	59.16		8.5	$	11,481,453

Schedule of information related to stock options outstanding

Information related to stock options outstanding as of December 31, 2012 is summarized below:

Range of Exercise Prices	Number Oustanding		Weighted Average Exercise Price		Weighted Average Remaining Contractual Term		Number Exercisable
					(In years)
$46.49 – 55.82		66,500	$	51.19		8.7		—
$57.77 – 60.33		619,000		58.00		8.3		—
$61.64 – 69.75		176,440		66.26		9.2		—
		861,940	$	59.17		8.50		—

Schedule of fair value on grant date and the significant assumptions used in Black-Scholes option-pricing model

	2012
	Weighted Average		Range
Grant date fair value	$	19.33	$	18.77 – 20.51
Expected life of options (in years)		7.3		7.2 – 7.4
Risk-free interest rate		1.4		1.1% – 1.9	%
Expected volatility		25		23% – 27	%
Expected annual dividend per share		—		—

Summary of restricted stock activity

	Shares			Weighted Average Grant Date Fair Value
Restricted stock outstanding at January 1, 2011		8,247		$	41.42
Granted		42,553		$	65.18
Vested		(6,895	)		41.42
Cancelled		(1,352	)		41.42
Restricted stock outstanding at December 31, 2011		42,553		$	65.18
Granted		27,933		$	63.86
Vested		(12,553	)		59.77
Cancelled		—			—
Restricted stock outstanding at December 31, 2012		57,933		$	65.72