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Commitments (Narrative) (Details) | 12 Months Ended
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Jun. 30, 2015
Commitments and Contingencies Disclosure [Abstract] |
End range of operating lease expirations | 2021

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Namespace Prefix: | lanc_
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Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
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