Goodwill and Other Intangible Assets - Narrative (Details) $ in Millions	6 Months Ended
Jun. 30, 2022 USD ($)
Goodwill [Line Items]
Goodwill, acquired during period	$ 101
Pan-Am
Goodwill [Line Items]
Goodwill, acquired during period	84
Series of Individually Immaterial Business Acquisitions \| Quality Carriers, Inc.
Goodwill [Line Items]
Goodwill, acquired during period	$ 17

Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 55
-Paragraph 24
-URI https://asc.fasb.org/extlink&oid=122137925&loc=d3e14258-109268

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI https://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration