CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Dec. 31, 2013	Dec. 31, 2012
Current Assets:
Accounts receivables, allowance for doubtful accounts	$ 145,000
Stockholders' Equity:
Common stock, par value (in dollars per share)	$ 0.10	$ 0.10
Common stock, authorized (in shares)	10,000,000	10,000,000
Common stock, issued (in shares)	5,232,000	5,102,000
Common stock, outstanding (in shares)	4,521,000	4,515,000
Treasury stock, at cost (in shares)	711,000	587,000