SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $)	3 Months Ended			3 Months Ended		0 Months Ended	1 Months Ended	3 Months Ended		12 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012	Mar. 31, 2013 Stock Options	Mar. 31, 2012 Stock Options	Feb. 13, 2013 2010 Plan Equity Appreciation Rights Plan	Mar. 31, 2012 2010 Plan Equity Appreciation Rights Plan	Mar. 31, 2013 2010 Plan Equity Appreciation Rights Plan	Mar. 31, 2012 2010 Plan Equity Appreciation Rights Plan	Dec. 31, 2010 2010 Plan Equity Appreciation Rights Plan	Dec. 31, 2012 2010 Plan Equity Appreciation Rights Plan	Nov. 30, 2010 2010 Plan Equity Appreciation Rights Plan Maximum
Inventories
Raw materials	$ 14,232,405		$ 13,325,525
Work in process	3,315,460		2,704,653
Finished goods	3,098,023		3,108,839
Reserve	(1,528,486)		(1,474,155)
Total	19,117,402		17,664,862
Shares
Balance at the beginning of the period(in shares)				288,750
Granted (in shares)				29,000	0
Cancelled (in shares)				(50,000)
Balance at the end of the period (in shares)				267,750
Exercisable at the end of the period (in shares)				238,750
Weighted-Average Exercise Price Per Share
Outstanding at the beginning of the period (in dollars per share)				$ 7.19
Granted (in dollars per share)				$ 3.20
Cancelled (in dollars per share)				$ 7.22
Outstanding at the end of the period (in dollars per share)				$ 6.75
Exercisable at the end of the period (in dollars per share)				$ 7.19
Weighted-Average Remaining Contractual Term
Outstanding at the end of the period				3 years 6 months 11 days
Exercisable at the end of the period				2 years 9 months 4 days
Aggregate Intrinsic Value
Outstanding at the end of the period				3,190
Additional disclosures
Weighted-average fair value of options granted (in dollars per share)				$ 1.65
Compensation expense				3,781	0			13,992	2,810
Unrecognized compensation related to unvested awards				44,000
Weighted-average period over which unrecognized compensation costs expected to be recognized				2 years 10 months 13 days
Equity Appreciation Rights Plan
Number of common shares authorized												750,000
Vesting period from the base date								3 years
Redemption cash payment period								90 days
Shares issued (in units)										100,000
Payment made related to units								86,817
Shares granted (in units)						350,000	250,000
Accrued compensation								29,000			101,000
Accrued compensation included in other accrued liabilities											86,000
Accrued compensation included in Other Long-Term Liabilities											$ 15,000
Awards exercised (in shares)				0	0
Granted (in shares)				29,000	0
Earnings Per Common Share:
Options outstanding included in computation of per-share amounts (in shares)	0	0