Note 1 - Organization and Summary of Significant Accounting Policies (Details Textual) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Jun. 30, 2016 |
Jun. 30, 2015 |
Jun. 30, 2014 |
|
| Minimum [Member] | Tires in Service [Member] | |||
| Property, Plant and Equipment, Useful Life | 1 year 180 days | ||
| Maximum [Member] | Tires in Service [Member] | |||
| Property, Plant and Equipment, Useful Life | 3 years | ||
| Reclassification from Current Deferred Tax Assets to Offset Long Term Deferred Tax Liability [Member] | Fiscal Year Ended 2015 [Member] | |||
| Prior Period Reclassification Adjustment | $ 7,000 | ||
| Reclassification from Current Deferred Tax Assets to Offset Long Term Deferred Tax Liability [Member] | |||
| Current Period Reclassification Adjustment | $ 5,000 | ||
| Revenue Equipment Held for Sale, Old Equipment Percentage | 33.00% | ||
| Noncontrolling Interest, Ownership Percentage by Parent | 75.00% | ||
| Goodwill | $ 62,451 | $ 55,357 | |
| Advertising Expense | $ 6,600 | $ 5,200 | $ 3,200 |