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Commitments and Contingencies (Detail Textuals) (USD $) In Thousands, unless otherwise specified | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 30, 2012 Party | Jun. 30, 2014 | Jun. 30, 2014 | Jun. 30, 2013 | Jun. 30, 2012
Commitments And Contingencies [Line Items] |  |  |  |  |
Operating leases, rent expense |  |  | $ 6,958 | $ 6,084 | $ 6,085
Number of potentially responsible parties | 140 |  |  |  |
Term of employment and severance agreement |  |  | up to 15 months |  |
Loss on insurance claim |  | (5,350) |  |  |
Current And Long term Liabilities |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |
Accrual for environmental loss contingencies payments |  |  | 7,273 | 8,292 |
C.P. Chemicals, Inc. |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |
Rate of investigation and remediation |  |  | 50.00% |  |
Environmental remediation expense |  |  | $ 175 |  |
Vulcan Corp. |  |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |  |
Rate of investigation and remediation |  |  | 50.00% |  |

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- Definition The aggregate amount disbursed during the reporting period to settle environmental loss contingencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section S99 -Paragraph 1 -Subparagraph (SAB TOPIC 5.Y.Q2) -URI http://asc.fasb.org/extlink&oid=27011672&loc=d3e149879-122751 + Details
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- Definition The charge against earnings in the period for known or estimated future costs arising from requirements to perform environmental remediation activities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 12 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13296-110859 + Details
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- Definition Rental expense for the reporting period incurred under operating leases, including minimum and any contingent rent expense, net of related sublease income. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6453985&loc=d3e41499-112717 + Details
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