Employee Retirement Plans (Details 2) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012
Expected benefit payments to plan participants in the ARP and the SRP
2013	$ 1,522
ARP [Member]
Expected benefit payments to plan participants in the ARP and the SRP
2013	2,383
2014	2,394
2015	2,384
2016	2,385
2017	2,377
2018-2022	11,805
SRP [Member]
Expected benefit payments to plan participants in the ARP and the SRP
2013	655
2014	657
2015	690
2016	682
2017	669
2018-2022	$ 3,066

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Amount of benefits expected to be paid in the five fiscal years after the fifth fiscal year following the latest fiscal year from a defined benefit plan.

+ 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

Amount of benefits expected to be paid in the remainder of the fiscal year following the latest fiscal year ended from a defined benefit plan.

+ References

No definition available.

+ Details

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- Definition

Amount of benefits expected to be paid in the fifth fiscal year following the latest fiscal year from a defined benefit plan.

+ References

+ Details

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- Definition

Amount of benefits expected to be paid in the fourth fiscal year following the latest fiscal year from a defined benefit plan.

+ References

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Amount of benefits expected to be paid in the third fiscal year following the latest fiscal year from a defined benefit plan.

+ References

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Amount of benefits expected to be paid in the second fiscal year following the latest fiscal year from a defined benefit plan.

+ References

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