Consolidated Balance Sheets [Parenthetical] (USD $) In Thousands, except Share data	Jun. 30, 2011	Dec. 31, 2010
Allowance for doubtful accounts (in dollars)	$ 658	$ 562
Accumulated amortization, Other intangible assets (in dollars)	$ 1,636	$ 1,552
Preferred stock, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorised	100,000,000	100,000,000
Common stock, shares issued	15,735,725	15,735,725
Common stock, shares outstanding	15,735,725	15,735,725
Treasury stock, shares	18,332	18,332