Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 55
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479908/805-50-55-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 25
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480060/805-50-25-1

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 30
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480027/805-50-30-1

Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 805
-SubTopic 50
-Name Accounting Standards Codification
-Section 30
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480027/805-50-30-2

Name:	us-gaap_AssetAcquisitionConsiderationTransferred
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Description of Business (Details) $ in Millions	May 29, 2025 USD ($) locomotive	Dec. 31, 2025 USD ($)
Joint Venture With Brookfield \| Interest Rate Swap \| Cash Flow Hedging [Member] \| Designated as Hedging Instrument [Member]
Asset Acquisition [Line Items]
Derivative, Notional Amount		$ 2,960.0
Wells Fargo Bank, N.A. \| Railcar Acquisition
Asset Acquisition [Line Items]
Asset Acquisition, Consideration Transferred	$ 30.4
Wells Fargo Bank, N.A. \| Locomotive Acquisition
Asset Acquisition [Line Items]
Number Of Assets Acquired \| locomotive	200
GABX
Asset Acquisition [Line Items]
Joint Venture, Equity Contributed In Transaction		385.3
GABX \| Brookfield Infrastructure Partners L.P.
Asset Acquisition [Line Items]
Joint Venture, Equity Contributed In Transaction		$ 899.0