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Note 5 - Related Party Transactions | 12 Months Ended
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Dec. 31, 2019
Notes to Financial Statements |
Related Party Transactions Disclosure [Text Block] | 5. Related Party Transactions The following related party transactions occurred during the three years ended December 31, 2019: (a) We purchase fuel and tires and obtain related services from a company in which one of our directors is the chairman of the board, chief executive officer and the principal stockholder. We paid that company $392,000 in 2019, $341,000 in 2018 and $328,000 in 2017 for fuel, tires and related services. In addition, we paid $1.7 million in 2019 and $2.5 million in each of 2018 and 2017 to tire manufacturers for tires that were provided by the same company. The same company received commissions from the tire manufacturers related to these purchases. We had payables to that company of $19,000 as of December 31, 2019 and no payables at December 31, 2018. (b) We provided transportation services to MW Logistics, LLC, or MWL, a 45% owned affiliate through October 31, 2019, as described in Note 12.

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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 850 -URI http://asc.fasb.org/topic&trid=2122745 + Details
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