Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Operating activities
Net income	$ 40	$ 2,443
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization	1,981	1,743
Debt issuance amortization	22	52
Provision for deferred income taxes	143	981
Gain on sale of assets	(42)	(2)
Unrealized intercompany foreign currency transaction (gain) loss	(595)	427
Changes in operating assets and liabilities:
Accounts receivable	3,231	14,108
Inventories	(211)	(8,447)
Other assets	(1,467)	(295)
Accounts payable	(4,061)	(5,564)
Customer deposits	3,477	676
Accrued expenses	(9,109)	(9,505)
Accrued postretirement benefits	(100)	(124)
Net cash used in operating activities	(6,691)	(3,507)
Investing activities
Capital expenditures	(851)	(2,113)
Proceeds on sale of assets	69
Net cash used in investing activities	(782)	(2,113)
Financing activities
Proceeds from short-term notes payable to bank	15,449	23,900
Repayments of short-term notes payable to bank	(13,687)	(18,312)
Proceeds from long-term debt		476
Repayments of long-term debt	(1,117)	(152)
Dividends paid	(233)	(233)
Other financing activities		(49)
Net cash provided by financing activities	412	5,630
Effect of exchange rate changes on cash	(387)	460
Net (decrease) increase in cash	(7,448)	470
Cash and cash equivalents at beginning of period	26,855	21,736
Cash and cash equivalents at end of period	$ 19,407	$ 22,206