v2.4.0.8

Note 4 - Segment Information (Details) - Operating Revenue by Geographic Area (USD $) In Thousands, unless otherwise specified | 3 Months Ended
--- | ---
Sep. 30, 2013 | Sep. 30, 2012
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Operating Revenues | $ 175,102 | $ 153,297
United States [Member] |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Operating Revenues | 146,205 | 134,131
Canada [Member] |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Operating Revenues | 21,087 | 10,903
Mexico [Member] |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Operating Revenues | $ 7,810 | $ 8,263

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- Definition Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 1 -Article 5 + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration