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Note 2. Details of Consolidated Balance Sheet Accounts (Tables) | 12 Months Ended
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Dec. 31, 2012
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] |
(In thousands) |  | 2012 |  |  | 2011 |
Tires in service |  | $ | 4,261 |  |  | $ | 3,736 |
License fees |  |  | 4,194 |  |  |  | 4,070 |
Parts and tires inventory |  |  | 3,067 |  |  |  | 3,340 |
Insurance premiums |  |  | 1,316 |  |  |  | 1,334 |
Other |  |  | 2,652 |  |  |  | 2,946 |
|  | $ | 15,490 |  |  | $ | 15,426 |
Schedule of Accrued Liabilities [Table Text Block] |
(In thousands) |  | 2012 |  |  | 2011 |
Accrued expenses |  | $ | 4,649 |  |  | $ | 6,616 |
Current income taxes |  |  | 4,032 |  |  |  | 661 |
Salaries and wages |  |  | 3,773 |  |  |  | 3,956 |
Vacation |  |  | 3,560 |  |  |  | 3,154 |
Other |  |  | 967 |  |  |  | 1,044 |
|  | $ | 16,981 |  |  | $ | 15,431 |

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- Definition Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.17) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Tabular disclosure of the components of accrued liabilities. + References No definition available. + Details
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