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INTEREST RATE SWAP AGREEMENTS - Effect of Derivative Instruments (Details) $ in Thousands | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | ---
Dec. 31, 2014 USD ($) | Jul. 09, 2014 USD ($) item | Dec. 31, 2016 USD ($) | Dec. 31, 2015 USD ($) | Jun. 30, 2014 USD ($) item | Jul. 20, 2007 item
Impact of derivative instruments and their location within Condensed Consolidated Statement of Operations |  |  |  |  |  |
Interest Expense | $ 7,620 |  | $ 28,453 | $ 20,032 |  |
Predecessor |  |  |  |  |  |
Impact of derivative instruments and their location within Condensed Consolidated Statement of Operations |  |  |  |  |  |
Interest Expense |  | $ 41,061 |  |  |  |
Interest rate contracts | Derivatives in cash flow hedging relationships | Predecessor |  |  |  |  |  |
Impact of derivative instruments and their location within Condensed Consolidated Statement of Operations |  |  |  |  |  |
Amount of Gain (Loss) Recognized in AOCI on Derivative (Effective Portion) |  | (179) |  |  |  |
Interest rate contracts | Interest Expense. | Derivatives in cash flow hedging relationships | Predecessor |  |  |  |  |  |
Impact of derivative instruments and their location within Condensed Consolidated Statement of Operations |  |  |  |  |  |
Amount of Gain (Loss) Reclassified from AOCI into income (Effective Portion) |  | (2,580) |  |  |  |
Interest rate contracts | Interest Expense. | Derivatives not designated as Hedging | Predecessor |  |  |  |  |  |
Impact of derivative instruments and their location within Condensed Consolidated Statement of Operations |  |  |  |  |  |
Amount of Gain (Loss) Recognized in Income on Derivative (Ineffective Portion) |  | (225) |  |  |  |
Interest rate swap | Derivatives in cash flow hedging relationships | Predecessor |  |  |  |  |  |
Impact of derivative instruments and their location within Condensed Consolidated Statement of Operations |  |  |  |  |  |
Interest Expense |  | $ 2,580 |  |  |  |
2007 Credit Facility | Line of Credit Facility | Predecessor |  |  |  |  |  |
Impact of derivative instruments and their location within Condensed Consolidated Statement of Operations |  |  |  |  |  |
Number of vessels mortgaged | item |  | 35 |  |  |  | 9
2007 Credit Facility | Line of Credit Facility | Interest rate contracts | Predecessor |  |  |  |  |  |
Impact of derivative instruments and their location within Condensed Consolidated Statement of Operations |  |  |  |  |  |
Number of vessels mortgaged | item |  |  |  |  | 35 |
Aggregate amount of collateral |  |  |  |  | $ 100,000 |

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- Definition The aggregate fair value of assets that are already posted, at the end of the reporting period, as collateral for derivative instruments with credit-risk-related contingent features. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4H -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624258-113959 + Details
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- Definition The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4D -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624177-113959 + Details
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- Definition The portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments representing (a) the amount of the hedge ineffectiveness and (b) the amount, if any, excluded from the assessment of hedge effectiveness. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 25 -Section 50 -Paragraph 1 -Subparagraph (a)(1),(2) -URI http://asc.fasb.org/extlink&oid=6886632&loc=d3e76258-113986 + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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