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RETIREMENT PLANS (Detail) - Defined benefit plan, assumptions used in calculations	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010
Discount rate	5.60%	6.00%
Expected long-term rate of return on plan assets	8.00%	8.00%
Benefit Obligation – Weighted-average assumptions at December 31
Discount rate	4.40%	5.60%

An assumption as to the rate of return on plan assets reflecting the average rate of earnings expected on the funds invested or to be invested to provide for the benefits included in the benefit obligation.

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