Note 2. SIGNIFICANT ACCOUNTING POLICIES (Tables)

12 Months Ended

Dec. 31, 2012

Schedule of Inventory, Current [Table Text Block]

	December 31,
	2012			2011
	(Amounts in Thousands)
Raw materials	$	6,133		$	8,127
Finished goods		11,708			13,192
Inventory reserves		(871	)		(909	)
LIFO reserve		(4,237	)		(4,499	)
	$	12,733		$	15,911

Pension and Other Postretirement Plans, Policy [Policy Text Block]

Asset retirement obligation at January 1, 2011	$	858
Accretion expense		35
Changes in estimates		116
Other		(56	)
Asset retirement obligation at December 31, 2011		953
Accretion expense		34
Write-off from closure and sale of discontinued businesses		(336	)
Asset retirement obligation at December 31, 2012	$	651

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]

	2012			2011
Stock option income	$	-		$	(274	)
Stock appreciation right income		(11	)		(296	)
	$	(11	)	$	(570	)

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]

	December 31,
	2012	2011
Expected term (years)	0.11- 4.7	0.9 - 4.7
Volatility	203.3% - 464.4%	256.8% - 453.0%
Risk-free interest rate	0.1% - 0.7%	0.1% - 0.8%