Balance Sheet Parenthetical (USD $) In Thousands, except Per Share data	Jun. 30, 2011	Dec. 31, 2010
Shareholders' equity:
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	5,664	5,664
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0
Common stock, par value	$ 0.00	$ 0.00
Common stock, shares authorized	100,000	100,000
Common stock, shares issued	24,358	24,351
Common stock, shares outstanding	24,358	24,351