CONCENTRATION OF CREDIT RISK AND MAJOR CUSTOMERS (Details)	3 Months Ended											12 Months Ended
	Mar. 31, 2013 Largest customer item	Mar. 31, 2013 Credit concentration risk item	Mar. 31, 2013 Net sales Customer concentration risk	Mar. 31, 2012 Net sales Customer concentration risk	Mar. 31, 2013 Net sales Customer concentration risk Division one of largest customer	Mar. 31, 2012 Net sales Customer concentration risk Division one of largest customer	Mar. 31, 2013 Net sales Customer concentration risk Division two of largest customer	Mar. 31, 2012 Net sales Customer concentration risk Division two of largest customer	Mar. 31, 2013 Net sales Customer concentration risk Divisions one & two	Mar. 31, 2012 Net sales Customer concentration risk Divisions one & two	Mar. 31, 2013 Accounts receivable Customer concentration risk Divisions one & two	Dec. 31, 2012 Accounts receivable Customer concentration risk Divisions one & two
Concentration of credit risk and major customers
Excess cash balance, number of high credit quality financial institution		2
Number of divisions	2
Period of concentration risk	2 years
Percentage of concentration risk					20.00%	17.00%	4.00%	5.00%	24.00%	22.00%	15.00%	15.00%
Percentage of export sales to consolidated sales			11.00%	7.00%