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PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS Part 8 (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Sep. 30, 2011
PENSION PLANS AND OTHER POSTRETIREMENT BENEFITS [Abstract]
Projected benefit obligation	$ 412,171	$ 384,163
Fair value of plan assets	274,130	247,959
Accumulated benefit obligation	353,061	329,594
Fair value of plan assets	$ 274,130	$ 247,959

If aggregate disclosures are presented, the aggregate pension accumulated benefit obligation for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

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- Definition

If aggregate disclosures are presented, the aggregate fair value of plan assets for pension plans with accumulated benefit obligations in excess of plan assets as of the measurement date of each statement of financial position presented.

+ References+ Details