Condensed Consolidated Balance Sheets (Parenthetical) (Unaudited) (USD $) In Thousands, except Share data, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Allowance for doubtful accounts	$ 829	$ 844
Property and equipment, net of accumulated depreciation	59,879	57,834
Other intangible assets, net of accumulated amortization	511	380
Deferred financing costs, net of accumulated amortization	$ 1,358	$ 7,137
10.75% Series B cumulative exchangeable redeemable preferred stock
Preferred stock par value per share	$ 0.01	$ 0.01
Preferred stock, liquidation value per share	$ 1,000	$ 1,000
Preferred stock, shares authorized	280,000	280,000
Preferred stock, shares issued	92,349	92,349
Preferred stock, shares outstanding	92,349	92,349
Series C convertible preferred stock
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, liquidation value per share	$ 0.01	$ 0.01
Preferred stock, shares authorized	600,000	600,000
Preferred stock, shares issued	380,000	380,000
Preferred stock, shares outstanding	380,000	380,000
Class A common stock
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	4,166,991	4,166,991
Common stock, shares outstanding	4,166,991	4,166,991
Class B common stock
Common stock, par value	$ 0.0001	$ 0.0001
Common stock, shares authorized	50,000,000	50,000,000
Common stock, shares issued	2,340,353	2,340,353
Common stock, shares outstanding	2,340,353	2,340,353