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Assets Held For Sale	3 Months Ended
Assets Held For Sale	Sep. 30, 2011
Assets Held For Sale [Abstract]
Assets Held For Sale	4. Assets Held For Sale Assets held for sale are recorded at the lower of carrying value or fair value, less selling costs. Fair value for this purpose is generally determined based on prices in the used equipment market. Assets held for sale totaled $288 and $168 at September 30, 2011 and June 30, 2011, respectively, and are included in prepaid expenses and other in the condensed consolidated balance sheets.