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Note 3 - Supplier Concentration (Tables) | 12 Months Ended
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Dec. 31, 2016
Notes Tables |
Major Suppliers and Dealership Agreements [Table Text Block] |
Manufacturer |  | Expiration Dates
Peterbilt |  | May 2017 through March 2019
International |  | December 2017 through March 2021
Isuzu |  | Indefinite
Hino |  | Indefinite
Ford |  | Indefinite
Blue Bird |  | July 2017
IC Bus |  | December 2017 through March 2021

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