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STOCK-BASED COMPENSATION (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
	Mar. 31, 2013
Awards granted
Number of Shares	151,350
Restricted stock awards
Awards granted
Number of Shares	151,350
Weighted-Average Grant-Date Fair Value (in dollars per share)	55.40

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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