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Postretirement Benefits (Tables) (Postretirement Benefits [Member]) | 12 Months Ended
--- | ---
Jun. 30, 2012
Postretirement Benefits [Member] |
Defined Benefit Plan Disclosure [Line Items] |
Discount Rate |
|  |  | 2012 |  | 2011
| Weighted-average assumption as of June 30 |  |  |  |
| Discount rate................................................................................................. |  | 3.78% |  | 5.29%
Net Periodic Benefit Costs Assumptions |
|  |  | 2012 |  | 2011 |  | 2010
| Discount rate......................................................................... |  | 5.29% |  | 5.21% |  | 6.34%
| Health care cost trend rate................................................. |  | 10.00% |  | 10.00% |  | 10.00%
Schedule Of Change In Benefit Obligation |
|  |  | 2012 |  | 2011
| Change in benefit obligation |  |  |  |
| Benefit obligation at beginning of year.................................................... |  | $ 2,881 |  | $ 2,707
| Service cost.................................................................................................... |  | 25 |  | 24
| Interest cost................................................................................................... |  | 147 |  | 137
| Actuarial loss................................................................................................. |  | 70 |  | 220
| Benefits paid................................................................................................. |  | (69) |  | (207)
| Benefit obligation at end of year.......................................................... |  | $ 3,054 |  | $ 2,881
Schedule Of Change In Plan Assets |
|  |  | 2012 |  | 2011
| Change in plan assets |  |  |  |
| Employer contributions............................................................................... |  | $ 69 |  | $ 207
| Benefits paid................................................................................................. |  | (69) |  | (207)
| Fair value of plan assets at end of year............................................... |  | $ – |  | $ –
Schedule Of Reconciliation Of Funded Status |
|  |  | 2012 |  | 2011
| Reconciliation of funded status |  |  |  |
| Accrued benefit cost................................................................................ |  | $ (3,054) |  | $ (2,881)
Schedule Of Amounts Recognized In The Consolidated Balance Sheets |
|  |  | 2012 |  | 2011
| Amounts recognized in the consolidated balance sheets consist of |  |  |  |
| Current accrued benefit liability................................................................ |  | $ (191) |  | $ (203)
| Noncurrent accrued benefit liability.......................................................... |  | $ (2,863) |  | $ (2,678)
Schedule Of Accumulated Benefit Obligations |
|  |  | 2012 |  | 2011
| Accumulated benefit obligation.............................................................. |  | $ (3,054) |  | $ (2,881)
Amounts Recognized In Accumulated Other Comprehensive Loss |
|  |  | 2012 |  | 2011
| Net actuarial gain......................................................................................... |  | $ (644) |  | $ (745)
| Prior service benefit...................................................................................... |  | (23) |  | (28)
| Income taxes................................................................................................. |  | 247 |  | 286
| Total........................................................................................................... |  | $ (420) |  | $ (487)
Amounts In Accumulated Other Comprehensive Loss Expected To Be Recognized As Components Of Net Periodic Benefit Cost During Next Fiscal Year |
|  |  | 2013
| Prior service asset amortization............................................................................................... |  | $ (5)
| Unrecognized gain amortization............................................................................................. |  | (22)
| Total........................................................................................................................................ |  | $ (27)
Components Of Net Periodic Benefit (Income) Cost |
|  |  | 2012 |  | 2011 |  | 2010
| Components of net periodic benefit cost |  |  |  |  |  |
| Service cost.............................................................................. |  | $ 25 |  | $ 24 |  | $ 17
| Interest cost.............................................................................. |  | 147 |  | 137 |  | 193
| Amortization of unrecognized net gain.............................. |  | (31) |  | (46) |  | (14)
| Amortization of prior service asset...................................... |  | (5) |  | (5) |  | (5)
| Net periodic benefit cost................................................... |  | $ 136 |  | $ 110 |  | $ 191
Benefit Payments Estimated For Future Years |
| 2013............................................................................................................................................. |  | $ 191
| 2014............................................................................................................................................. |  | $ 186
| 2015............................................................................................................................................. |  | $ 184
| 2016............................................................................................................................................. |  | $ 191
| 2017............................................................................................................................................. |  | $ 183
| 2018 – 2022................................................................................................................................ |  | $ 921
Schedule of Effect of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates |
| 1-Percentage-Point Increase |  | 1-Percentage-Point Decrease
Effect on total of service and interest cost components.............. | $ 8 |  | $ (7) |
Effect on postretirement benefit obligation as of June 30, 2012 | $ 221 |  | $ (193) |

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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 amounts that are recognized in the balance sheet (or statement of financial position) for pension plans and/or other employee benefit plans, showing separately the assets and current and noncurrent liabilities (if applicable) recognized. + 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 (c) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 + Details
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