Principles Of Preparation (Tables)

6 Months Ended

Jun. 30, 2018

Supplemental Cash Flow Information [Abstract]

Cash Flow, Supplemental Disclosures

Supplemental Cash Flow Disclosures (in thousands)
		Six Months Ended
		June 30,
		2018			2017
Cash paid (received) for:
	Interest on long-term debt and borrowings under the revolving credit facility	$	35,706		$	35,304
	Income tax paid, net	1,636			2,251
Non-cash investing and financing activities:
	Changes in accrued plant additions	(906		)	(9,105		)
	Grants of restricted shares of common stock	1,030			1,171
	Issuance of performance shares	1,499			932