CONSOLIDATED BALANCE SHEETS [Parenthetical] (USD $) In Thousands, except Per Share data, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Allowance for doubtful accounts (in dollars)	$ 150	$ 196
Preferred stock, par value (in dollars per share)	$ 0.001	$ 0.001
Preferred stock, shares authorized	5,000	5,000
Preferred stock, shares outstanding	0	0
Common stock, par value (in dollars per share)	$ 0.001	$ 0.001
Common stock, shares authorized	25,000	25,000
Common stock, shares issued	8,465	8,465
Treasury stock, shares	2,248	2,248