CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net loss	$ (2,832)	$ (1,179)
Adjustments to reconcile net loss to net cash provided by (used in) operating activities:
Depreciation (including capital lease amortization)	3,387	3,264
Amortization of purchased intangible assets	1,988	2,014
Amortization of deferred debt issuance costs	328	83
Stock-based compensation	1,382	1,121
Deferred income tax provision (benefit)	(7)	(732)
Gain (loss) on disposal of property, plant and equipment	(21)	12
Restructuring expenses	458	829
Change in:
Accounts receivable, net	(4,682)	7,120
Inventory, net	(1,069)	2,300
Prepaid expenses and other	(316)	(3,454)
Accounts payable	1,668	(5,901)
Customer advances	(1,369)	2,717
Accrued anti-dumping duties	(2,957)	80
Accrued expenses and other liabilities	909	168
Net cash provided by (used in) operating activities	(3,133)	8,442
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(2,167)	(1,226)
Proceeds on sale of property, plant and equipment	2	30
Change in other non-current assets	0	36
Net cash used in investing activities	(2,165)	(1,160)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings (repayments) on bank lines of credit, net	8,000	(4,000)
Payment on capital lease obligations	0	(3)
Payment of dividends	(584)	(571)
Payment of deferred debt issuance costs	(133)	0
Net proceeds from issuance of common stock to employees and directors	154	189
Treasury stock purchases	(260)	0
Net cash provided by (used in) financing activities	7,177	(4,385)
EFFECTS OF EXCHANGE RATES ON CASH	317	256
NET INCREASE IN CASH AND CASH EQUIVALENTS	2,196	3,153
CASH AND CASH EQUIVALENTS, beginning of the period	6,419	6,291
CASH AND CASH EQUIVALENTS, end of the period	$ 8,615	$ 9,444