Note 9 - Revenue - Disaggregated Revenue by Revenue Source (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2021	Mar. 31, 2020
Revenue	$ 1,173,579	$ 1,225,882
Commercial Vehicle [Member]
Revenue	747,719	789,554
Parts [Member]
Revenue	240,436	236,597
Commercial Vehicle Repair Service [Member]
Revenue	175,301	191,381
Financial Service [Member]
Revenue	3,904	2,355
Insurance [Member]
Revenue	2,561	2,112
Product and Service, Other [Member]
Revenue	$ 3,658	$ 3,883

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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+ Details