Goodwill (Notes)	3 Months Ended
Mar. 31, 2019
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	Goodwill As a result of the Transportation reporting unit experiencing unanticipated losses of certain customer contracts, lower than expected new customer contracts and higher costs of delivery (all subsequent to February 2019), the growth of this reporting unit decreased resulting in its fair value being below its carrying value by approximately $284 million. As a result, the Company recorded a pre-tax impairment charge of approximately $284 million for the three months ended March 31, 2019.

Goodwill (Notes)

3 Months Ended

Mar. 31, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

As a result of the Transportation reporting unit experiencing unanticipated losses of certain customer contracts, lower than expected new customer contracts and higher costs of delivery (all subsequent to February 2019), the growth of this reporting unit decreased resulting in its fair value being below its carrying value by approximately $284 million. As a result, the Company recorded a pre-tax impairment charge of approximately $284 million for the three months ended March 31, 2019.