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COMMITMENTS AND CONTINGENCIES (Details) - USD ($) $ in Thousands |  |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Jul. 09, 2014 | Apr. 04, 2011 | Sep. 30, 2005 | Jun. 30, 2015 | Jun. 30, 2014 | Jun. 30, 2015 | Jun. 30, 2014 | Dec. 31, 2014
Commitments and contingencies |  |  |  |  |  |  |  |
Long-term lease obligations |  |  |  | $ 789 |  | $ 789 |  | $ 390
Lease agreement entered into April 2011 |  |  |  |  |  |  |  |
Commitments and contingencies |  |  |  |  |  |  |  |
Rent expense |  |  |  | 452 |  | 904 |  |
Long-term lease obligations |  |  |  | 789 |  | 789 |  | $ 390
Future minimum rental payments |  |  |  |  |  |  |  |
Remainder |  |  |  | 538 |  | 538 |  |
2016 |  |  |  | 1,076 |  | 1,076 |  |
2017 |  |  |  | 1,076 |  | 1,076 |  |
2018 |  |  |  | 916 |  | 916 |  |
2019 |  |  |  | 2,230 |  | 2,230 |  |
Remaining term of the lease |  |  |  | 13,360 |  | 13,360 |  |
Lease agreement entered into April 2011 | Period until May 31, 2015 |  |  |  |  |  |  |  |
Future minimum rental payments |  |  |  |  |  |  |  |
Monthly rental payment |  |  |  | 82 |  | 82 |  |
Lease agreement entered into April 2011 | Period after May 31, 2015 until April 30, 2018 |  |  |  |  |  |  |  |
Future minimum rental payments |  |  |  |  |  |  |  |
Monthly rental payment |  |  |  | 90 |  | 90 |  |
Lease agreement entered into April 2011 | Period from October 1, 2018 to April 30, 2023 |  |  |  |  |  |  |  |
Future minimum rental payments |  |  |  |  |  |  |  |
Monthly rental payment |  |  |  | 186 |  | 186 |  |
Lease agreement entered into April 2011 | Period from May 1, 2023 to September 30, 2025 |  |  |  |  |  |  |  |
Future minimum rental payments |  |  |  |  |  |  |  |
Monthly rental payment |  |  |  | 204 |  | 204 |  |
Lease agreement entered into April 2011 | Period during July 9, 2014 to September 30, 2025 |  |  |  |  |  |  |  |
Future minimum rental payments |  |  |  |  |  |  |  |
Monthly straight-line rental expense |  |  |  | $ 150 |  | $ 150 |  |
Predecessor | Lease agreement entered into September 2005 |  |  |  |  |  |  |  |
Commitments and contingencies |  |  |  |  |  |  |  |
Lease term |  |  | 15 years |  |  |  |  |
Rent expense, net |  |  |  |  | $ (28) |  | $ (28) |
Predecessor | Lease agreement entered into April 2011 |  |  |  |  |  |  |  |
Commitments and contingencies |  |  |  |  |  |  |  |
Lease term |  | 7 years |  |  |  |  |  |
Rent expense |  |  |  |  | $ 390 |  | $ 779 |
Future minimum rental payments |  |  |  |  |  |  |  |
Obligation of sublessor towards the cost of alterations of office space | $ 472 |  |  |  |  |  |  |
Predecessor | Lease agreement entered into April 2011 | Period during June 1, 2011 to September 30, 2025 |  |  |  |  |  |  |  |
Future minimum rental payments |  |  |  |  |  |  |  |
Monthly straight-line rental expense | $ 130 |  |  |  |  |  |  |

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- Definition For a classified balance sheet, the cumulative difference between the rental income or payments required by a lease agreement and the rental income or expense recognized on a straight-line basis, or other systematic and rational basis more representative of the time pattern in which use or benefit is granted or derived from the leased property, expected to be recognized in income or expense, by the lessor or lessee, respectively, more than one year after the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.26(c)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 25 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=7501430&loc=d3e39927-112707 + Details
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