Note 4 - Segment Information and Significant Customers - Segment Reporting Information (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2015 |
|
| Asset Based [Member] | Operating Segments [Member] | ||
| Operating revenues | $ 223,242 | $ 230,775 |
| Operating Income (Loss) | (2,009) | 7,383 |
| Asset Light Based [Member] | Operating Segments [Member] | ||
| Operating revenues | 31,654 | 30,584 |
| Operating Income (Loss) | 2,015 | 3,928 |
| Equipment Leasing and Services [Member] | Operating Segments [Member] | ||
| Operating revenues | 10,144 | 4,762 |
| Operating Income (Loss) | (1,315) | 9,861 |
| Operating Segments [Member] | ||
| Operating revenues | 265,040 | 266,121 |
| Operating Income (Loss) | (1,309) | 21,172 |
| Operating revenues | 265,040 | 266,121 |
| Operating Income (Loss) | $ (1,309) | $ 21,172 |