Note 4 - Related Party Transactions

12 Months Ended

Dec. 31, 2012

Related Party Transactions Disclosure [Text Block]

4.  Related Party Transactions

The following related party transactions occurred during the three years ended December 31, 2012;

(a)           We purchase fuel and obtain tires and related services from a company in which one of our directors is the chairman of the board and chief executive officer and the principal stockholder.  We paid that company $988,000 in 2012, $1.4 million in 2011 and $815,000 in 2010 for fuel and tire services.  In addition, we paid $1.7 million in each of 2012, 2011 and 2010 to tire manufacturers for tires that we purchased from the tire manufacturers but were provided by the same company.  The same company received commissions from the tire manufacturers related to these purchases.  We did not have any accounts payable to that company as of December 31, 2012 or December 31, 2011.

(b)           We paid $495,000 in 2012, $615,000 in 2011 and $262,000 in 2010 for various construction projects to a company in which one of our directors is the president and owner.  We did not have any accounts payable to that company as of December 31, 2012, and had accrued liabilities of $28,000 as of December 31, 2011.