Note 14. SUPPLEMENTAL BALANCE SHEET INFORMATION (Details) - The following table provides detail regarding accrued expenses shown on the Consolidated Balance She (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013 SupplementalBalanceSheetInformation2013	Dec. 31, 2012 SupplementalBalanceSheetInformation2012
Note 14. SUPPLEMENTAL BALANCE SHEET INFORMATION (Details) - The following table provides detail regarding accrued expenses shown on the Consolidated Balance She [Line Items]
Contingent liabilities	$ 3,420	$ 4,024
Advertising and rebates	2,077	2,375
Other	594	637
Severance		362
Commissions	292	317
Pension and postretirement benefits	144	231
Professional services	173	180
Accrued utilities	84	154
Asset retirement obligations	675	137
Sales tax	115	113
Medical self insurance	72	111
Deferred rent expense	71	71
Accrued SARs	20	33
Property taxes		30
Total	$ 7,062	$ 8,775