XML 20 R29.htm IDEA: XBRL DOCUMENT v2.4.0.8
ACCOUNTS RECEIVABLE AND ALLOWANCE FOR DOUBTFUL ACCOUNTS (Details) (USD $)
Mar. 31, 2014
Dec. 31, 2013
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Accounts receivable $ 10,117,000 $ 8,975,000
Allowance for doubtful accounts (228,000) (236,000)
Accounts Receivable, Net, Current, Total $ 9,889,000 $ 8,739,000