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Business Segment, Customer And Geographic Information (Narrative) (Details) | 12 Months Ended
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Jun. 30, 2013 | Jun. 30, 2012 | Jun. 30, 2011
Revenue, Major Customer [Line Items] |  |  |
Number of reporting units | 2 |  |
Sales [Member] |  |  |
Revenue, Major Customer [Line Items] |  |  |
Revenue percentage | 100.00% | 100.00% | 100.00%
Agencies and U.S. Government [Member] | Sales [Member] |  |  |
Revenue, Major Customer [Line Items] |  |  |
Revenue percentage | 94.40% | 94.50% | 94.90%

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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
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