ACCOUNTS RECEIVABLE AND ALLOWANCE FOR DOUBTFUL ACCOUNTS (Tables)

3 Months Ended

Mar. 31, 2016

Receivables [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

Accounts receivable - net consists of:

	March 31, 2016		December 31, 2015
Accounts receivable	$	9,265,000	$	8,559,000
Allowance for doubtful accounts		(84,000)		(82,000)
	$	9,181,000	$	8,477,000