CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 2,567	[1]	$ 6,551	[1]	$ 10,775	[1]
Adjustments to reconcile net income to net cash provided by operating activities:
Loss (income) from discontinued operations, net of tax	77		(478)		(943)
Gain on sale of discontinued operations, net of tax	(718)		0		0
Depreciation (including capital lease amortization)	7,051		5,920		5,018
Amortization of purchased intangible assets	6,103		6,348		6,210
Amortization of deferred debt issuance costs	102		102		124
Stock-based compensation	3,588		3,401		4,443
Excess tax benefit from stock-based compensation	(156)		0		0
Deferred income tax benefit	(255)		(521)		(470)
Loss on disposal of property, plant and equipment	12		50		0
Restructuring and impairment charges	6,781		756		0
Cash payments for restructuring charges	(305)		0		0
Change in:
Accounts receivable, net	(427)		(2,185)		717
Inventory, net	(3,459)		6,750		(2,380)
Prepaid expenses and other	(3,004)		89		551
Accounts payable	(932)		2,228		(3,616)
Customer advances	2,782		(360)		(556)
Accrued expenses and other liabilities	3,267		1,588		(409)
Net cash flows provided by continuing operations	23,074		30,239		19,464
Net cash flows provided by discontinued operations	239		1,777		1,092
Net cash provided by operating activities	23,313		32,016		20,556
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(21,403)		(16,223)		(15,133)
Net proceeds on sale of AMK Technical Services	6,830		0		0
Acquisition of TRX Industries	0		0		(10,294)
Acquisition of minority interest	0		(180)		0
Change in other non-current assets	1,310		(489)		(224)
Net cash flows used in continuing operations	(13,263)		(16,892)		(25,651)
Net cash flows used in discontinued operations	(120)		(1,348)		(514)
Net cash used in investing activities	(13,383)		(18,240)		(26,165)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings (repayments) on bank lines of credit, net	(6,069)		(9,592)		12,174
Payment on loans with former owners of LRI	(50)		(63)		(1,176)
Payment on capital lease obligations	(24)		(40)		(66)
Payment of dividends	(2,226)		(2,187)		(2,155)
Excess tax benefit from stock-based compensation	156		0		0
Other	359		295		(260)
Net cash provided by (used in) financing activities	(7,854)		(11,587)		8,517
EFFECTS OF EXCHANGE RATES ON CASH	(3,274)		191		(8)
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(1,198)		2,380		2,900
CASH AND CASH EQUIVALENTS, beginning of the period	10,598		8,218		5,318
CASH AND CASH EQUIVALENTS, end of the period	9,400		10,598		8,218
Cash paid during the period for -
Interest	514		631		746
Income taxes, net	$ 3,586		$ 1,938		$ 7,395

[1] Restated