Goodwill (Tables)

6 Months Ended

Jun. 30, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Carrying Amount of Goodwill by Reportable Segment

The changes in the carrying amount of goodwill by reportable segment for the six months ended June 30, 2019 are as follows:

(in thousands)	Trade		Plant Nutrient		Rail		Total
Balance as of January 1, 2019	$	1,171	$	686	$	4,167	$	6,024
Acquisitions	129,848		—		—		129,848
Balance as of June 30, 2019	$	131,019	$	686	$	4,167	$	135,872