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		9 Months Ended		15 Months Ended
U.K. Operations Optimization (Details) $ in Thousands	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($)	Sep. 30, 2018 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2019 USD ($) $ / £	May 03, 2017 $ / £
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	$ 3,286	$ 2,628	$ 12,931	$ 8,744
Foreign currency exchange rate \| $ / £						1.29
Scenario, Forecast [Member]
Restructuring Cost and Reserve [Line Items]
Foreign currency exchange rate \| $ / £					1.30
U.K. Operations Optimization [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	3,491		12,846
U.K. Operations Optimization [Member] \| Rationalization of locomotive and railcar fleet [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	379		6,317
U.K. Operations Optimization [Member] \| Management restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	1,610		3,739
U.K. Operations Optimization [Member] \| Productivity and automation investments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs	$ 1,502		$ 2,790
U.K. Operations Optimization [Member] \| Scenario, Forecast [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs					$ 52,000
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					28,000
U.K. Operations Optimization [Member] \| Scenario, Forecast [Member] \| Management restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs					10,000
U.K. Operations Optimization [Member] \| Scenario, Forecast [Member] \| Productivity and automation investments [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related costs					$ 14,000