Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012
Statement of Financial Position [Abstract]
Receivables, allowance for doubtful accounts and sales returns	$ 176	$ 241
Property and equipment, accumulated depreciation and amortization	15,496	14,399
Intangible assets accumulated amortization	$ 1,923	$ 858
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	250,000	250,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	29,750,000	29,750,000
Common stock, shares issued	8,661,314	8,653,932
Common stock, shares outstanding	8,661,314	8,653,932