CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Allowance for doubtful accounts (in thousands of dollars)	$ 0	$ 0
Preferred stock, par value (in dollars per share)	$ 10.00	$ 10.00
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	575	579
Preferred stock, shares outstanding	575	579
Preferred stock, liquidation preference (in thousands of dollars)	$ 575	$ 579
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	300,000,000	300,000,000
Common Stock, Shares, Issued	28,167,408	28,167,248
Common stock, shares outstanding	28,167,408	28,167,248