Note 11 - Acquisitions - Acquisition of BNSFL (Details) - BNSF Logistics, Llc [Member] $ in Millions	Sep. 30, 2023 USD ($)
Consideration	$ 81.2
Accounts receivable	66.3
Other current assets	1.8
Property and equipment	12.9
Other assets	0.1
Right-of-use assets	9.1
Intangibles	38.5
Accounts payable and accrued liabilities	(52.0)
Lease liabilities	(9.1)
Goodwill	$ 13.6

Amount of right-of-use assets acquired at the acquisition date.

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Amount of lease obligation assumed in business combination.

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Amount of other assets expected to be realized or consumed before one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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