Condensed Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data	Sep. 30, 2011
Stockholder's Equity
Preferred stock at par value	$ 0.01
Preferred stock, shares authorized	25,000,000
Aggregate preferred stock liquidation preference	$ 0
Common stock at par value	$ 0.001
Common stock, shares authorized	225,000,000
Common stock, shares issued	28,003,755
Common Stock, shares outstanding	28,003,755
10% Cumulative Convertible Preferred Stock
Stockholder's Equity
Preferred stock, shares authorized	4,000,000
Preferred Stock, shares issued
Preferred stock, shares outstanding
Rate of cumulative convertible preferred stock	$ 10.00%