Consolidated Balance Sheets (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2012
Other intangible assets, accumulated amortization	$ 1,560
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	500,000,000	500,000,000
Common stock, shares issued	59,251,836	59,451,836
Common stock, shares outstanding	59,251,836	59,451,836
Preferred stock, series C convertible
Preferred stock, par value	$ 50.00	$ 50.00
Preferred stock, shares authorized	14,400	14,400
Preferred stock, shares issued	10,434	10,434
Preferred Stock, shares outstanding	10,434	10,434
Preferred stock, other series
Preferred stock, par value	$ 50.00	$ 50.00
Preferred stock, shares authorized	981,260	981,260
Preferred stock, shares issued