Foreign exchange rate used to translate amounts denominated in functional currency to reporting currency.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
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-Topic 830
-SubTopic 30
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No definition available.

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Amount, after cash payment, of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
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U.K. Operations Optimization (Details) $ in Thousands	3 Months Ended		6 Months Ended		15 Months Ended
U.K. Operations Optimization (Details) $ in Thousands	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2018 USD ($)	Jun. 30, 2017 USD ($)	Jun. 30, 2019 USD ($) $ / £	May 03, 2017 $ / £
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	$ 9,362	$ 2,361	$ 9,645	$ 6,116
Foreign currency exchange rate \| $ / £						1.29
Scenario, Forecast [Member]
Restructuring Cost and Reserve [Line Items]
Foreign currency exchange rate \| $ / £					1.40
U.K. Operations Optimization [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	9,355		9,355
U.K. Operations Optimization [Member] \| Rationalization of locomotive and railcar fleet [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	5,938		5,938
U.K. Operations Optimization [Member] \| Management restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	2,129		2,129
U.K. Operations Optimization [Member] \| Productivity and automation investments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	$ 1,288		$ 1,288
U.K. Operations Optimization [Member] \| Scenario, Forecast [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs					$ 55,000
U.K. Operations Optimization [Member] \| Scenario, Forecast [Member] \| Rationalization of locomotive and railcar fleet [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs					29,000
U.K. Operations Optimization [Member] \| Scenario, Forecast [Member] \| Management restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs					9,000
U.K. Operations Optimization [Member] \| Scenario, Forecast [Member] \| Productivity and automation investments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs					$ 17,000