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Subsequent Events | 9 Months Ended
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Sep. 30, 2019
Subsequent Events [Abstract] |
Subsequent Events, Policy [Policy Text Block] | Subsequent Events Subsequent to September 30, 2019, we paid an additional $32.4 million to retire the revenue equipment debt acquired through the acquisition of Millis Transfer, resulting in $21.1 million acquired debt outstanding.

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- Definition Disclosure of accounting policy for reporting subsequent events. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790 + Details
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