Supplemental Cash Flow Information

12 Months Ended

Dec. 31, 2017

Supplemental Cash Flow Elements [Abstract]

Supplemental Cash Flow Information

Supplemental Cash Flow Information

Certain supplemental cash flow information, including noncash investing and financing activities for the years ended December 31, 2017, 2016, and 2015 are as follows:

	Year ended December 31,
	2017		2016			2015
Supplemental disclosure of cash flow information
Interest paid	$	23,958	$	21,407		$	19,292
Income taxes paid, net of refunds	2,065		(10,587		)	4,909
Noncash investing and financing activity
Capital projects incurred but not yet paid	6,840		3,092			7,507
Purchase of a productive asset through seller-financing	—		—			1,010
Shares issued for acquisition of business	—		—			4,303
Investment merger (decreasing equity method investments and non-controlling interest)	8,360		—			—
Dividends declared not yet paid	4,650		4,493			4,338

See Footnote 17 for the fair value of assets acquired and liabilities assumed as part of business acquisitions.