CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	Mar. 31, 2019	Dec. 31, 2018
Statement Of Financial Position [Abstract]
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	569	569
Preferred stock, shares outstanding	569	569
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	29,253,278	29,253,278
Common stock, shares outstanding	29,253,278	29,253,278