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CASH FLOW INFORMATION - Stock-Based Compensation (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  | 6 Months Ended
--- | --- | --- | --- | --- | ---
May 17, 2017 | Mar. 23, 2017 | May 18, 2016 | Feb. 17, 2016 | Jun. 30, 2017
Restricted Stock Units | Directors |  |  |  |  |
Non-cash investing and financing activities |  |  |  |  |
Granted (in shares) | 25,197 |  | 666,664 |  |
Shares granted, post reverse stock split (in shares) |  |  | 66,666 |  |
Aggregate fair value | $ 255 |  | $ 340 |  |
2015 EIP Plan | Peter C. Georgiopoulos, Chairman of Board |  |  |  |  |
Non-cash investing and financing activities |  |  |  |  |
Granted (in shares) |  |  |  | 408,163 |
Shares granted, post reverse stock split (in shares) |  |  |  | 40,816 |
2015 EIP Plan | John C. Wobensmith |  |  |  |  |
Non-cash investing and financing activities |  |  |  |  |
Granted (in shares) |  |  |  | 204,081 |
Shares granted, post reverse stock split (in shares) |  |  |  | 20,408 |
2015 EIP Plan | Executive Officers |  |  |  |  |
Non-cash investing and financing activities |  |  |  |  |
Aggregate fair value |  |  |  | $ 318 |
2015 EIP Plan | Restricted Stock Units |  |  |  |  |
Non-cash investing and financing activities |  |  |  |  |
Granted (in shares) |  |  |  |  | 317,595
2015 EIP Plan | Restricted Stock Units | John C. Wobensmith |  |  |  |  |
Non-cash investing and financing activities |  |  |  |  |
Granted (in shares) |  | 292,398 |  |  |
Aggregate fair value |  | $ 3,254 |  |  |
2015 EIP Plan | Stock Option | John C. Wobensmith |  |  |  |  |
Non-cash investing and financing activities |  |  |  |  |
Options to purchase (in shares) |  | 133,000 |  |  |
Exercise price |  | $ 11.13 |  |  |
Aggregate fair value |  | $ 853 |  |  |

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