CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2012	Dec. 31, 2011
Preferred stock, shares authorized	10,000,000	10,000,000
Common stock, shares authorized	60,000,000	60,000,000
Common stock, shares issued	26,286,501	26,295,001
Common stock, shares outstanding	26,286,501	26,295,001
Series A Preferred Stock
Preferred stock, shares issued		40,000
Preferred stock, shares outstanding		40,000
Preferred stock, liquidation preference (in dollars)		40,250
Series C Preferred Stock
Preferred stock, shares issued	21,004	21,004
Preferred stock, shares outstanding	21,004	21,004
Preferred stock, liquidation preference (in dollars)	21,004	21,004