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SHAREHOLDERS' EQUITY (Details) - USD ($) $ / shares in Units, $ in Thousands |  | 1 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jun. 17, 2014 | Sep. 30, 2016 | Apr. 30, 2014 | Nov. 30, 2013 | Apr. 30, 2013 | Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014 | Dec. 31, 2013 | Dec. 31, 2007
Authorized Shares [Roll forward] |  |  |  |  |  |  |  |  |  |
Balance at beginning of period (in shares) |  |  |  |  |  | 180,000,000 |  |  |  |
Balance at end of period (in shares) |  |  |  |  |  | 180,000,000 | 180,000,000 |  |  |
Issued and Outstanding Shares [Roll forward] |  |  |  |  |  |  |  |  |  |
Balance at beginning of period, issued (in shares) |  |  |  |  |  | 89,182,001 |  |  |  |
Balance at beginning of period, outstanding (in shares) |  |  |  |  |  | 89,182,001 |  |  |  |
Shares issued (in shares) |  |  |  | 9,343,750 | 11,212,500 |  |  |  |  |
Balance at end of period, issued (in shares) |  |  |  |  |  | 101,969,666 | 89,182,001 |  |  |
Balance at end of period, outstanding (in shares) |  |  |  |  |  | 101,969,666 | 89,182,001 |  |  |
Common Stock [Roll forward] |  |  |  |  |  |  |  |  |  |
Equity incentive plan issuance |  |  |  |  |  | $ 1 |  | $ 0 |  |
Shares issued, value |  |  |  |  |  | 120,069 |  | 113,433 |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |
Net proceeds from underwritten public offering of common shares |  | $ 120,100 | $ 113,400 | $ 70,900 | $ 102,200 | 120,068 | $ 0 | 113,433 |  |
Additional Paid in Capital [Abstract] |  |  |  |  |  |  |  |  |  |
Share premium fund |  |  |  |  |  | 77,400 | 77,400 |  |  |
Reduction of share premium | $ 208,200 |  |  |  |  |  |  |  |  |
Contributed Surplus Account [Abstract] |  |  |  |  |  |  |  |  |  |
Net (Loss) Income |  |  |  |  |  | (4,456) | 114,627 | $ (13,166) |  |
Dividend paid |  |  |  |  |  | 125,700 | 123,000 |  |  |
Contribution to surplus account |  |  |  |  |  | $ 92,800 | $ 8,400 |  |  |
Shareholders' Rights Plan [Abstract] |  |  |  |  |  |  |  |  |  |
Preferred share purchase right |  |  |  |  |  | one preferred stock purchase right to purchase one one-thousandth of a share of our Series A Participating Preferred Stock for each outstanding share of its common stock, par value $0.01 per share |  |  |  |
Common Share, par value (in dollars per share) |  |  |  |  |  | $ 0.01 | $ 0.01 |  |  | $ 0.01
Shareholders rights, exercise price (in dollars per share) |  |  |  |  |  | $ 2.75 |  |  |  | $ 115
Percentage of common share ownership |  |  |  |  |  |  |  |  |  | 15.00%
Common Stock [Member] |  |  |  |  |  |  |  |  |  |
Authorized Shares [Roll forward] |  |  |  |  |  |  |  |  |  |
Balance at beginning of period (in shares) |  |  |  |  |  | 180,000,000 | 180,000,000 | 90,000,000 | 90,000,000 |
Increase in Authorized Shares (in shares) |  |  |  |  |  |  |  | 90,000,000 |  |
Balance at end of period (in shares) |  |  |  |  |  | 180,000,000 | 180,000,000 | 180,000,000 | 90,000,000 |
Issued and Outstanding Shares [Roll forward] |  |  |  |  |  |  |  |  |  |
Balance at beginning of period, issued (in shares) |  |  |  |  |  | 89,182,001 | 89,182,001 | 75,382,001 | 52,915,639 |
Balance at beginning of period, outstanding (in shares) |  |  |  |  |  | 89,182,001 | 89,182,001 | 75,382,001 | 52,915,639 |
Equity incentive plan issuance (in shares) |  |  |  |  |  | 137,665 |  | 33,000 |  |
Shares issued (in shares) |  |  |  |  |  | 12,650,000 |  | 13,800,000 | 20,556,250 |
Balance at end of period, issued (in shares) |  |  |  |  |  | 101,969,666 | 89,182,001 | 89,182,001 | 75,382,001 |
Balance at end of period, outstanding (in shares) |  |  |  |  |  | 101,969,666 | 89,182,001 | 89,182,001 | 75,382,001 |
Common Stock [Roll forward] |  |  |  |  |  |  |  |  |  |
Balance at beginning of period |  |  |  |  |  | $ 892 | $ 892 | $ 754 | $ 529 |
Equity incentive plan issuance |  |  |  |  |  | 1 |  | 0 |  |
Shares issued, value |  |  |  |  |  | 127 |  | 138 | 206 |
Balance at end of period |  |  |  |  |  | 1,020 | 892 | 892 | $ 754 |
Contributed Surplus Account [Abstract] |  |  |  |  |  |  |  |  |  |
Net (Loss) Income |  |  |  |  |  | $ 0 | $ 0 | $ 0 |  |
Common Stock [Member] | Scandic [Member] |  |  |  |  |  |  |  |  |  |
Issued and Outstanding Shares [Roll forward] |  |  |  |  |  |  |  |  |  |
Shares issued (in shares) |  |  |  |  |  |  |  |  | 1,910,112 |
Common Stock [Roll forward] |  |  |  |  |  |  |  |  |  |
Shares issued, value |  |  |  |  |  |  |  |  | $ 19 |

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