Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Less allowance for doubtful accounts (in Dollars)	$ 16	$ 16
Series A Preferred Stock [Member]
Convertible Preferred stock liquidation preference (in Dollars per share)	$ 500,000	$ 500,000
Series C Preferred Stock [Member]
Convertible Preferred stock liquidation preference (in Dollars per share)	$ 1,705,849	$ 1,686,527
Less treasury stock common shares at cost	1,965,740	1,965,740