Consolidated Statements of Cash Flows (Unaudited) (USD $)	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 1,304,000	$ 1,531,000
Adjustments to reconcile net income to net cash provided from (used in) operating activities:
Depreciation and amortization	1,179,000	1,532,000
Provision for bad debts - accounts receivable	56,000	56,000
Share-based compensation expense	712,000	824,000
Deferred income tax benefit	(241,000)	(496,000)
Gain on sales of property, plant and equipment	(1,000)	(13,000)
Changes in assets and liabilities:
Accounts receivable - trade	(1,058,000)	(1,163,000)
Accounts receivable - other	828,000	(1,647,000)
Inventories	433,000	(3,169,000)
Prepaid expenses and other current assets	459,000	(752,000)
Other assets	(298,000)	39,000
Accounts payable	442,000	678,000
Other current liabilities	(1,769,000)	(515,000)
Pension liability	387,000	404,000
Other long-term liabilities	35,000	58,000
Net cash provided from (used in) operating activities	2,468,000	(2,633,000)
CASH FLOWS FROM INVESTING ACTIVITIES
Additions to property, plant and equipment	(675,000)	(733,000)
Disposals of property, plant and equipment	1,000	19,000
Acquisition of intangible assets		(2,061,000)
Net cash used in investing activities	(674,000)	(2,775,000)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from long-term debt	23,540,000	3,320,000
Repayment of long-term debt	(23,660,000)	(3,320,000)
Payment of cash dividends	(1,632,000)	(1,616,000)
Proceeds received on exercise of stock options	404,000	504,000
Common stock reacquired and retired	(311,000)	(281,000)
Net cash used in financing activities	(1,659,000)	(1,393,000)
Net increase (decrease) in cash and cash equivalents	135,000	(6,801,000)
Cash and cash equivalents balance, beginning of year	2,804,000	9,107,000
Cash and cash equivalents balance, end of period	$ 2,939,000	$ 2,306,000