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v3.22.4

Note 8 - Debt - Current and Long-term Debt (Details) (Parentheticals) | Dec. 31, 2022 | Dec. 31, 2021
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Revenue Equipment Installment Notes [Member] |  |
Interest rate | 4.70% | 1.20%
Real Estate Note [Member] |  |
Interest rate | 5.80% | 1.80%

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- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 470 -SubTopic 20 -Section 50 -Paragraph 1B -Subparagraph (b) -URI https://asc.fasb.org/extlink&oid=123466505&loc=SL123495323-112611 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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