Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019
Operating Activities
Net income (loss)	$ (5,035)	$ 14,393
Adjustments to reconcile net income (loss) to net cash used for operating activities:
Depreciation and amortization	3,695	4,935
Net periodic pension and other post-employment benefit	(2,307)	(1,637)
Bad debt expense	683	474
Deferred income taxes	28	5,290
Gain on sale/disposal of assets, net	(5)	(25,908)
Loss on investment related activity	18
Changes in working capital and other operating assets and liabilities, net of acquisitions:
Accounts receivable	4,364	1,919
Inventories, prepaids and other current assets	(3,873)	(327)
Other assets	3	1,354
Accounts payable	(1,200)	(734)
Compensation and benefit obligations	(1,674)	(1,503)
Other accrued expenses	1,061	1,105
Contract liabilities	1,914	(369)
Other post-employment benefits	(35)	(29)
Net cash provided by operating activities	(2,363)	(1,037)
Investing Activities
Purchases of assets	(532)	(457)
Sales of assets	5	4,597
Acquisitions, net of cash acquired		(2,425)
Net cash provided by (used for) investing activities	(527)	1,715
Financing Activities
Dividends paid	(3,426)	(3,447)
Shares repurchased		(527)
Net cash used for financing activities	(3,426)	(3,974)
Net decrease in cash and cash equivalents	(6,316)	(3,296)
Cash and cash equivalents, beginning of period	48,626	55,313
Cash and cash equivalents, end of period	42,310	52,017
Supplemental Disclosures
Income tax paid, net (refund)	(164)	895
Noncash investing and financing activities:
Investments in property, plant and equipment payable		102
Dividends payable	856	1,720
Note receivable for asset sales	$ 375	$ 22,400