Consolidated Statements of Stockholders' Equity (Unaudited) (USD $) In Thousands, except Share data	Common Stock	Preferred Stock	Additional Paid-In Capital	Accumulated Deficit	Total
Begining Balance, Amount at Dec. 31, 2011	$ 47	$ 0	$ 232,506	$ (242,176)	$ (9,623)
Begining Balance, Shares at Dec. 31, 2011	47,444	12
Issuance of preferred B stock for cash,Amount				(31)	(31)
Options issued as compensation			13		13
Restricted shares issued as compensation			9		9
Beneficial conversion of preferred A stock, Share	1	(1)
Issuance of stock for payment of interest, Share	23,844
Issuance of stock for payment of interest, Amount	24		3,554		3,578
Issuance of stock for payment of accrued dividends, Shares	1,765
Issuance of stock for payment of accrued dividends, Amount	2		263		265
Net loss				2,156	2,156
Ending Balance, Amount at Mar. 31, 2012	$ 73	$ 0	$ 236,345	$ (240,051)	$ (3,633)
Ending Balance, Shares at Mar. 31, 2012	73,054	11