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Commitments and Contingencies (Details Textual) (USD $) | 12 Months Ended |
--- | --- | ---
Jun. 29, 2014 | Jun. 30, 2013
Commitment And Contingencies [Line Items] |  |
Cost incurred inception to date on installation and on-going monitoring of wells | $ 478,000 |
Environmental accrued liabilities | $ 1,397,000 | $ 1,414,000

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- Definition Cash outflows made since the inception of the environmental liability to date for environmental remediation activities. + References No definition available. + Details
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- Definition Total costs accrued as of the balance sheet date for environmental loss contingencies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 410 -SubTopic 30 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6393242&loc=d3e13207-110859 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 25 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6395460&loc=d3e13647-108346 + Details
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