Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Operating activities
Net income (loss)	$ 2,674	$ (2,484)
Adjustments to reconcile net income (loss) to net cash used in operating activities:
Impairment	1,401	0
Depreciation and amortization	6,694	6,095
Debt issuance costs amortization	139	98
Deferred income taxes	(229)	(705)
(Gain) loss on sale of assets	(36)	23
Unrealized foreign currency transaction (gain) loss	(489)	219
Changes in operating assets and liabilities:
Accounts receivable	(2,793)	9,761
Restricted cash	941	(1,313)
Inventories	(4,037)	(9,458)
Other assets	(2,255)	(988)
Accounts payable	172	(586)
Customer deposits	6,928	(1,604)
Accrued expenses	1,747	(3,338)
Accrued pension and postretirement liabilities	131	(65)
Net cash generated from (used in) operating activities	10,988	(4,345)
Investing activities
Capital expenditures	(1,737)	(1,543)
Deposit on assets held for sale	516	0
Proceeds from sales of assets	57	38
Net cash used in investing activities	(1,164)	(1,505)
Financing activities
Proceeds from short-term notes payable to bank	17,960	35,974
Repayments of short-term notes payable to bank	(18,705)	(35,974)
Repayments of long-term debt	(6,090)	(3,186)
Dividends paid	(516)	(792)
Net cash used in financing activities	(7,351)	(3,978)
Effect of exchange rate changes on cash	1,599	(3)
Net increase (decrease) in cash	4,072	(9,831)
Cash and cash equivalents at beginning of period	28,255	32,774
Cash and cash equivalents at end of period	$ 32,327	$ 22,943