Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Cash flows from operating activities:
Net loss	$ (19,560)	$ (67,476)
Loss from discontinued operations, net of tax	(9,085)	(23,901)
Net loss from continuing operations	(10,475)	(43,575)
Adjustments to reconcile net loss from continuing operations to net cash flows from operating activities:
Depreciation and amortization	18,967	21,379
Impairment charge	10,082	0
Charge for asbestos litigation	0	32,910
Deferred income tax expense (benefit)	559	(1,810)
Difference between pension and other postretirement expense and contributions	(8,939)	(6,145)
Stock-based compensation	1,422	2,115
Non-cash provisions – net	1,488	(1,400)
Non-cash settlement with third party	0	(2,425)
Other – net	152	221
Changes in assets/liabilities:
Receivables	(15,040)	8,918
Inventories	10,797	(5,402)
Other assets, including insurance receivable – asbestos	16,652	21,298
Accounts payable	(5,292)	5,217
Accrued payrolls and employee benefits	3,887	1,458
Other liabilities, including asbestos liability	(27,554)	(26,049)
Net cash flows (used in) provided by operating activities - continuing operations	(3,294)	6,710
Cash flows from investing activities:
Purchases of property, plant and equipment	(10,964)	(9,719)
Proceeds from sale of property, plant and equipment	67	605
Proceeds from sale of ASW	4,292	0
Proceeds from sale of Avonmore Plant	3,700	0
Proceeds from sale of Vertical Seal	0	7,200
Proceeds from sale of investment in joint venture	0	500
Other – net	243	194
Net cash flows used in investing activities - continuing operations	(2,662)	(1,220)
Cash flows from financing activities:
Proceeds from Revolving Credit and Security Agreement	36,136	31,471
Payments on Revolving Credit and Security Agreement	(16,183)	(37,500)
Repayment of debt	(28,226)	(1,213)
Proceeds from sale and leaseback financing transaction	0	19,000
Other	(7)	(512)
Funding of discontinued operations	1,663	(14,667)
Net cash flows used in financing activities - continuing operations	(6,617)	(3,421)
Effect of exchange rate changes on cash and cash equivalents	(180)	(1,012)
Cash flows from discontinued operations:
Net cash flows used in operating activities - discontinued operations	(3,803)	(13,434)
Net cash flows used in investing activities - discontinued operations	(158)	(2,153)
Net cash flows provided by financing activities - discontinued operations	2,837	14,667
Net cash flows used in discontinued operations	(1,124)	(920)
Net (decrease) increase in cash and cash equivalents	(13,877)	137
Cash and cash equivalents at beginning of year	20,837	20,700
Cash and cash equivalents at end of year	6,960	20,837
Less: cash and cash equivalents of discontinued operations	0	(1,124)
Cash and cash equivalents	6,960	19,713
Supplemental disclosures of cash flow information:
Income tax payments	1,761	1,419
Interest payments	4,247	1,953
Non-cash investing and financing activities:
Purchases of property, plant and equipment in accounts payable	772	774
Finance lease right-of-use assets exchanged for lease liabilities	429	0
Operating lease right-of-use assets exchanged for lease liabilities	278	0
Conversion of minority shareholder loan to equity	$ 0	$ 872