Condensed Consolidated Statements of Cash Flows (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Operating Activities:
Net income	$ 2,545	$ 2,391
Adjustments to reconcile net income to net cash used by operating activities:
Depreciation	596	572
Amortization	122	86
Stock compensation expense	318	280
Changes in operating assets and liabilities:
Accounts receivable	(3,817)	(4,302)
Inventories	693	(2,678)
Prepaid expenses and other current assets	364	(7)
Accounts payable	(1,579)	979
Other accrued liabilities	219	(315)
Total adjustments	(3,084)	(5,385)
Net cash used by operating activities	(539)	(2,994)
Investing Activities:
Purchase of property, plant, and equipment	(599)	(644)
Purchase of patents and trademarks	(81)	(79)
Acquisition of Pac-Kit Safety Equipment Company	(3,127)
Net cash used by investing activities	(3,807)	(723)
Financing Activities:
Borrowing of long-term debt	4,584	6,266
Proceeds from issuance of common stock	146	123
Distributions to stockholders	(555)	(472)
Purchase of treasury stock	(97)	(1,566)
Net cash provided by financing activities	4,078	4,350
Effect of exchange rate changes	(63)	80
Net change in cash and cash equivalents	(331)	713
Cash and cash equivalents at beginning of period	6,601	6,519
Cash and cash equivalents at end of period	$ 6,270	$ 7,232