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INTEREST RATE SWAP AGREEMENTS (Details) $ in Thousands | Jul. 09, 2014 item | Apr. 30, 2014 USD ($) | Dec. 31, 2014 item | Dec. 31, 2013 USD ($) derivative
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Interest rate swaps designated as cash flow hedges |  |  |  |
Number of interest rate swaps | item |  |  | 0 |
Predecessor |  |  |  |
Interest rate swaps designated as cash flow hedges |  |  |  |
Number of expired interest rate swap agreements | item | 3 |  |  |
Notional amount outstanding |  |  |  | $ 306,233
Number of interest rate swaps | derivative |  |  |  | 4
Interest Rate Swap, 4.485% | Predecessor |  |  |  |
Interest rate swaps designated as cash flow hedges |  |  |  |
Fixed rate (as a percent) |  |  |  | 4.485%
Notional amount outstanding |  |  |  | $ 106,233
Interest Rate Swap, 5.25% | Predecessor |  |  |  |
Interest rate swaps designated as cash flow hedges |  |  |  |
Fixed rate (as a percent) |  |  |  | 5.25%
Notional amount outstanding |  |  |  | $ 50,000
Interest Rate Swap, 2.05% | Predecessor |  |  |  |
Interest rate swaps designated as cash flow hedges |  |  |  |
Fixed rate (as a percent) |  |  |  | 2.05%
Notional amount outstanding |  |  |  | $ 100,000
Interest Rate Swap, 2.45% | Predecessor |  |  |  |
Interest rate swaps designated as cash flow hedges |  |  |  |
Fixed rate (as a percent) |  |  |  | 2.45%
Notional amount outstanding |  |  |  | $ 50,000
Chapter 11 | DNB Bank ASA | Predecessor |  |  |  |
Interest rate swaps designated as cash flow hedges |  |  |  |
Secured claim issued with the Bankruptcy Court |  | $ 5,622 |  |
2007 Credit Facility | Predecessor |  |  |  |
Interest rate swaps designated as cash flow hedges |  |  |  |
Term of interest periods when Company is in default under covenants of 2007 Credit Facility | 1 month |  |  |

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- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
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- Definition Number of interest rate derivative instruments held by the entity at the reporting date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1B -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5580258-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 1A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=35706170&loc=SL5579245-113959 + Details
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