Supplemental Cash Flow Information (Tables)

6 Months Ended

Jun. 30, 2018

Supplemental Cash Flow Information [Abstract]

Schedule of Cash Flow Supplemental Information

Certain supplemental cash flow information, including noncash investing and financing activities for the six months ended June 30, 2018 and 2017 are as follows:

	Six months ended June 30,
(in thousands)	2018		2017
Supplemental disclosure of cash flow information
Interest paid	$	16,982	$	12,430
Noncash investing and financing activity
Capital projects incurred but not yet paid	10,744		3,695
Investment merger (decreasing equity method investments and non-controlling interest)	—		8,360
Outstanding receivable for sale of assets	—		4,356
Dividends declared not yet paid	4,663		4,501
Debt resulting from accounting standard adoption	36,953		—
Railcar assets resulting from accounting standard adoption	25,643		—