Condensed Consolidated Statements of Cash Flows (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Operating Activities:
Net income	$ 436	$ 368
Adjustments to reconcile net income to net cash used by operating activities:
Depreciation	320	256
Amortization	181	65
Stock compensation expense	129	126
Changes in operating assets and liabilities:
Accounts receivable	2,833	(651)
Inventories	(2,849)	(871)
Prepaid expenses and other assets	(535)	(253)
Accounts payable	(1,355)	(505)
Other accrued liabilities	(2,441)	(140)
Total adjustments	(3,717)	(1,973)
Net cash used by operating activities	(3,281)	(1,605)
Investing Activities:
Purchase of property, plant, and equipment	(574)	(762)
Purchase of patents and trademarks		(28)
Net cash used by investing activities	(574)	(790)
Financing Activities:
Borrowing (repayments) of long-term debt	3,404	(5,626)
Proceeds from issuance of common stock	321
Distributions to stockholders	(296)	(256)
Net cash provided (used) by financing activities	3,429	(5,882)
Effect of exchange rate changes	(63)
Net decrease in cash and cash equivalents	(488)	(8,277)
Cash and cash equivalents at beginning of period	2,286	11,644
Cash and cash equivalents at end of period	1,797	3,367
Supplemental cash flow information
Cash paid for income taxes	767	305
Cash paid for interest expense	$ 127	$ 98