Carrying amount as of the balance sheet date of amounts which could be received based on the terms of the insurance contract upon surrendering life policies owned by the entity.

+ References+ Details

1) For defined benefit pension plans, the benefit obligation is the projected benefit obligation, which is the actuarial present value as of a date of all benefits attributed by the pension benefit formula to employee service rendered prior to that date. 2) For other postretirement defined benefit plans, the benefit obligation is the accumulated postretirement benefit obligation, which is the actuarial present value of benefits attributed to employee service rendered to a particular date.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

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-Name Accounting Standards Codification

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+ Details

- Definition

The amount of decrease that relates to an irrevocable action that relieves the employer (or the plan) of primary responsibility for a benefit obligation and eliminates significant risks related to the obligation and the assets used to effect the settlement. Examples of transactions that constitute a settlement include (a) making lump-sum cash payments to plan participants in exchange for their rights to receive specified benefits and (b) purchasing nonparticipating annuity contracts.

+ References

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+ Details

EMPLOYEE BENEFIT PLANS (Details) (USD $)	12 Months Ended
EMPLOYEE BENEFIT PLANS (Details) (USD $)	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2011 Supplemental Executive Retirement Plan (SERP) executive	Dec. 31, 2010 Supplemental Executive Retirement Plan (SERP)	Dec. 31, 2009 Supplemental Executive Retirement Plan (SERP)
Defined Benefit Plans
Maximum percentage of contribution by eligible employees	15.00%
Employer's contribution	$ 3,000,000	$ 2,000,000
Benefits accrued			1,600,000	2,600,000	2,300,000
Surrender value related to life insurance contracts	107,486,000	103,048,000	43,300,000
Number of executives terminating their SERP benefits			1
Elected lump sum payment received by one executive terminating their SERP benefits			$ 11,200,000