Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Operating Activities
Net income (loss)	$ 9,292	$ (25,221)
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	9,478	10,701
Net periodic pension and other post-employment benefit	(3,259)	(3,818)
Share-based compensation		(605)
Bad debt expense	828	888
Deferred income taxes	3,522	1,783
(Gain) loss on sale/disposal of assets, net	(24,540)	212
Asset impairments	1,709	16,921
Changes in working capital and other operating assets and liabilities, net of acquisitions:
Accounts receivable	3,525	3,795
Inventories, prepaids and other current assets	1,198	7,970
Other assets	1,381	318
Accounts payable	(693)	(3,969)
Compensation and benefit obligations	(2,682)	818
Other accrued expenses	859	3,074
Contract liabilities	649	(221)
Other post-employment benefits	(62)	(928)
Net cash provided by operating activities	1,205	11,718
Investing Activities
Purchases of assets	(2,415)	(5,656)
Sales of assets	4,597
Acquisitions, net of cash acquired	(2,356)
Net cash used for investing activities	(174)	(5,656)
Financing Activities
Dividends paid	(6,876)	(7,116)
Shares repurchased	(842)	(1,299)
Proceeds from exercise of stock options		6
Net cash used for financing activities	(7,718)	(8,409)
Net decrease in cash and cash equivalents	(6,687)	(2,347)
Cash and cash equivalents, beginning of period	55,313	57,660
Cash and cash equivalents, end of period	$ 48,626	$ 55,313