Condensed Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Per Share data	Sep. 30, 2011	Dec. 31, 2010
Statement Of Financial Position [Abstract]
Series A 6% Convertible Preferred Stock, Par Value (in dollars per share)	$ 0.01	$ 0.01
Series A 6% Convertible Preferred Stock, Shares Authorized	5,000	5,000
Series A 6% Convertible Preferred Stock, Shares Issued	5	200
Series A 6% Convertible Preferred Stock, Shares Outstanding	5	200
Common Stock, Par Value (in dollars per share)	$ 1.25	$ 1.25
Common Stock, Shares Authorized	6,000	6,000
Common Stock, Shares Issued	2,122	1,934
Common Stock, Shares Outstanding	2,122	1,934