Changes in Operations United States - Pinsly (Details) - Pinsly [Member] $ in Millions		9 Months Ended
	Jan. 05, 2015 USD ($) employee mile locomotive	Sep. 30, 2016 carload
Cash consideration | $	$ 41.3
Track miles operated | mile	137
Number of employees | employee	77
Locomotives | locomotive	16
Annual carloads transported | carload		30,000