Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2012

Valuation and Qualifying Accounts [Abstract]

Valuation and Qualifying Accounts

Valuation and Qualifying Accounts

Year	Description	Balance at the    Beginning of Year		Additions Charged   to Costs and Expense		Deductions			Balance at End of Year
Year ended 2012
Allowance for Doubtful Accounts		$	149,000	$	48,000	$	(35,000	)	$	162,000
Reserve for Inventory Valuation			693,000		58,000		(343,000	)		408,000
Deferred income tax valuation allowance			699,000		443,000					1,142,000
Year ended 2011
Allowance for Doubtful Accounts		$	134,000	$	23,000	$	(8,000	)	$	149,000
Reserve for Inventory Valuation			753,000		45,000		(105,000	)		693,000
Deferred income tax valuation allowance			758,000				(59,000	)		699,000
Year ended 2010
Allowance for Doubtful Accounts		$	216,000	$	31,000	$	(113,000	)	$	134,000
Reserve for Inventory Valuation			916,000				(163,000	)		753,000
Deferred income tax valuation allowance			713,000		45,000		—			758,000