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Employee Benefit Plans (Tables) | 12 Months Ended
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Sep. 30, 2012
Employee Benefit Plans [Abstract] |
Schedule Of Amounts Recognized In Accumulated Other Comprehensive Income |
908 |  |
| September 30,
| 2012 | 2011
Net actuarial gain | $ (909) | $ (827)
Prior service cost | — | 51
Total recognized in accumulated other comprehensive income | $ (909) | $ (776)
Schedule Of Amounts In Accumulated Other Comprehensive Income To Be Recognized Over Next Fiscal Year |
Net actuarial gain | $ (67)
Prior service cost | —
Total | $ (67)
Schedule Of Changes In Accumulated Postretirement Benefit Obligations, Changes In Fair Falue Of Plan Assets And Funded Status |
| September 30,
|  | 2012 |  |  | 2011
Changes in postretirement benefit obligation: |  |  |  |  |
Balance at beginning of year | $ | 895 |  | $ | 663
Service cost |  | 23 |  |  | 40
Interest cost |  | 17 |  |  | 39
Actuarial loss (gain) |  | (189) |  |  | 248
Benefits paid |  | (57) |  |  | (95)
Balance at end of year | $ | 689 |  | $ | 895
Change in plan assets: |  |  |  |  |
Fair value of assets at beginning of year | $ | — |  | $ | —
Employer contributions |  | 57 |  |  | 95
Benefits paid |  | (57) |  |  | (95)
Fair value of assets at end of year | $ | — |  | $ | —
Reconciliation of funded status: |  |  |  |  |
Unfunded liability | $ | (689) |  | $ | (895)
Unrecognized prior service cost |  | — |  |  | 51
Unrecognized net actuarial gain |  | (909) |  |  | (827)
Net liability recognized | $ | (1,598) |  | $ | (1,671)
Schedule Of Weighted-Average Assumptions Used To Determine Benefit Obligations |
| 2012 | 2011
Weighted-average assumptions used to determine benefit obligations at September 30: |  |
Discount rate pre-retirement | 0.00% | 0.00%
Discount rate post-retirement | 3.08 | 4.24
Current year trend rate | 8.40 | 10.00
Ultimate trend rate | 5.00 | 5.00
Year ultimate trend rate reached | 2023 | 2014
Components Of Net Periodic Postretirement Benefit Cost |
| Year Ended September 30,
| 2012 | 2011 | 2010
Components of net periodic postretirement benefit cost: |  |  |
Service cost | $ 23 | $ 40 | $ 33
Interest cost | 17 | 39 | 39
Prior service cost | 51 | 115 | 115
Net gain recognized | (107) | (37) | (49)
Net periodic postretirement benefit cost | $ (16) | $ 157 | $ 138
Schedule Of Weighted-Average Assumptions Used To Determine Benefit Costs |
| 2012 | 2011
Weighted-average assumptions used to determine benefit costs at September 30: |  |
Discount rate pre-retirement | 0.00% | 0.00%
Discount rate post-retirement | 4.24 | 4.56
Current year trend rate | 9.00 | 10.00
Ultimate trend rate | 5.00 | 5.00
Year ultimate trend rate reached | 2015 | 2013
Schedule Of Future Expected Benefit Payments |
Year Ending September 30, | Expected Benefit Payments
2013 | $ 61
2014 | 44
2015 | 47
2016 | 46
2017 | 54
2018 through 2022 | 283

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- Definition Tabular disclosure of the amounts related to pension plans and/or other employee benefit plans in accumulated other comprehensive income (loss) expected to be recognized as components of net periodic benefit cost over the next fiscal year, including the net gain (loss), net prior service cost or credit, and net transition asset or obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (s) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the net gain (loss) and net prior service cost or credit recognized in other comprehensive income (loss) for the period for pension plans and/or other employee benefit plans, and reclassification adjustments of other comprehensive income (loss) for the period, as those amounts, including amortization of the net transition asset or obligation, are recognized as components of net periodic benefit cost. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (i) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of benefits expected to be paid by pension plans and/or other employee benefit plans in each of the next five fiscal years and in the aggregate for the five fiscal years thereafter. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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