Loss Per Common Share (Details) - USD ($) $ in Thousands |
12 Months Ended | |||
|---|---|---|---|---|
Dec. 31, 2018 |
Dec. 21, 2018 |
Dec. 31, 2017 |
Dec. 31, 2016 |
|
| Stockholders' equity, Reverse stock split | one-for-ten reverse stock split | |||
| Undeclared preferred dividend cancelled | $ 972 | $ 5,063 | ||
| Common shares | ||||
| Shares with anti-dilutive effect, not included in calculation of earnings per share | 664,709 | 503,316 | 341,127 | |
| Convertible Preferred Stock | ||||
| Shares with anti-dilutive effect, not included in calculation of earnings per share | 349,900 | 456,684 | 593,500 | |