CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 243	$ 2,391
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation (including capital lease amortization)	1,417	1,367
Amortization of purchased intangible assets	1,585	1,544
Amortization of deferred debt issuance costs	25	35
Stock-based compensation	1,422	969
Deferred income tax benefit	(19)	(305)
Loss on disposal of property, plant and equipment	21	0
Change in:
Accounts receivable, net	3,553	1,337
Inventories	550	(363)
Prepaid expenses and other	(954)	112
Accounts payable	(603)	(1,359)
Customer advances	48	1,517
Accrued expenses and other liabilities	(998)	(512)
Net cash provided by operating activities	6,290	6,733
CASH FLOWS FROM INVESTING ACTIVITIES:
Acquisition of property, plant and equipment	(4,453)	(2,633)
Acquisition of TRX Industries	0	(10,294)
Change in other non-current assets	45	116
Net cash used in investing activities	(4,408)	(12,811)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings (repayments) on bank lines of credit, net	(202)	9,840
Payment on loans with former owners of LRI	(16)	(1,127)
Payment on capital lease obligations	(13)	(24)
Payment of dividends	(540)	(535)
Tax impact of stock-based compensation	(890)	19
Net cash provided by (used in) financing activities	(1,661)	8,173
EFFECTS OF EXCHANGE RATES ON CASH	(247)	162
NET INCREASE (DECREASE) IN CASH AND CASH EQUIVALENTS	(26)	2,257
CASH AND CASH EQUIVALENTS, beginning of the period	8,200	5,276
CASH AND CASH EQUIVALENTS, end of the period	$ 8,174	$ 7,533