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Supplemental Cash Flow Disclosures (Tables) | 12 Months Ended
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Jun. 30, 2011
Supplemental Cash Flow Disclosures |
Supplemental Disclosure Of Cash Flow Information |
|  | Year ended June 30, |
|  | 2011 |  |  | 2010 |  |  | 2009 |
Supplemental disclosure of cash flow information: |  |  |  |  |  |  |  |  |  |  |  |
Cash paid during the year for interest |  | $ | 8,542 |  |  | $ | 10,701 |  |  | $ | 15,175 |
Cash received during the year for interest |  | $ | 1,203 |  |  | $ | 1,141 |  |  | $ | 4,245 |
Cash paid during the year for income taxes |  | $ | 29,551 |  |  | $ | 32,946 |  |  | $ | 3,591 |

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