Note 4 - Related Party Transactions	9 Months Ended
Note 4 - Related Party Transactions	Sep. 30, 2015
Notes to Financial Statements
Related Party Transactions Disclosure [Text Block]	(4) Related Party Transactions We purchase fuel and obtain tires and related services from Bauer Built, Inc., or BBI. Jerry M. Bauer, one of our directors, is the chairman of the board and chief executive officer and the principal stockholder of BBI. We paid BBI $274,000 in the first nine months of 2015 and $413,000 in the first nine months of 2014 for fuel and tire services. In addition, we paid $1.1 million in each of the first nine months of 2015 and 2014 to tire manufacturers for tires that were provided by BBI. BBI received commissions from the tire manufacturers related to these purchases. We provide transportation services to MW Logistics, LLC (MWL) as described in Note 9.

The entire disclosure for related party transactions. Examples of related party transactions include transactions between (a) a parent company and its subsidiary; (b) subsidiaries of a common parent; (c) and entity and its principal owners; and (d) affiliates.