Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2011

Valuation and Qualifying Accounts [Abstract]

VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II – VALUATION AND QUALIFYING ACCOUNTS

		September 30,		September 30,		September 30,			September 30,			September 30,
	Balance at		Charged to		Charged to						Balance at
	Beginning		Costs and		Other						End of
Description	of Period		Expenses		Accounts			Deductions			Period
Allowance for doubtful accounts:
Year ended December 31, 2011	$	200,000	$	296,366	$	—		$	(46,366	)	$	450,000
Year ended December 31, 2010		200,000		48,903		—			(48,903	)		200,000
Year ended December 31, 2009		200,000		82,251		—			(82,251	)		200,000
Allowance for excess and obsolete inventory:
Year ended December 31, 2011	$	350,664	$	4,610,197	$	—		$	(529,989	)	$	4,430,872
Year ended December 31, 2010		474,074		1,278,284		(129,900	)		(1,271,794	)		350,664
Year ended December 31, 2009		129,900		821,983		—			(477,809	)		474,074
Warranty reserve:
Year ended December 31, 2011	$	646,113	$	309,779	$	—		$	(528,433	)	$	427,459
Year ended December 31, 2010		369,311		843,268		—			(566,466	)		646,113
Year ended December 31, 2009		615,031		92,278		—			(337,998	)		369,311