Business Description and Summary of Significant Accounting Policies (Detail Textuals) - USD ($)	9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Accounting Policies [Abstract]
Allowance for doubtful accounts	$ 85,000		$ 66,000
Inventory reserve	1,366,000		$ 1,254,000
Income taxes paid	136,000
Income taxes refunded (net of payments)		$ 44,000
Interest paid	$ 60,000	$ 31,000