Consolidated Balance Sheets (Parenthetical) - $ / shares	Dec. 31, 2015	Dec. 31, 2014
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	443,226	443,226
Common stock, shares outstanding	405,096	405,096
Treasury stock, at cost, shares	38,130	38,130
Redeemable Convertible Series A Preferred Stock [Member]
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	10,000,000	10,000,000
Preferred stock, shares issued	258,236	258,236
Preferred stock, shares outstanding	258,236	258,236
Preferred stock, liquidation preference	$ 10.00	$ 10.00
Redeemable Convertible Series C Preferred Stock [Member]
Preferred stock, par value	$ 0.01	$ 0.01
Preferred stock, shares authorized	300,000	300,000
Preferred stock, shares issued	244,444	244,444
Preferred stock, shares outstanding	244,444	244,444
Preferred stock, liquidation preference	$ 10.00	$ 10.00