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v3.7.0.1

Other Long-Term Liabilities (Details) $ in Thousands | 1 Months Ended | 6 Months Ended |  |
--- | --- | --- | --- | ---
Nov. 30, 2015 USD ($) | Dec. 31, 2014 USD ($) | Jan. 31, 2014 USD ($) | Jan. 31, 2013 USD ($) | Jun. 30, 2017 USD ($) | Jun. 30, 2016 USD ($) | Jun. 30, 2017 USD ($) | Dec. 31, 2016 USD ($) ft²
Deferred Rent |  |  |  |  |  |  | $ 710 | $ 398
Net Deferred Tax Liabilities related to IPR&D |  |  |  |  |  |  | 28,054 | 28,054
Deferred Income from Sale of Tax Benefits |  |  |  |  |  |  | 8,940 | 9,436
Accrued Lease Restructuring |  |  |  |  | $ 1,154 |  | 1,150 | 1,154
Long-Term Severance |  |  |  |  |  |  | 181 | 539
Contingent Milestones |  |  |  |  |  |  | 48,600 | 44,200
Deferred Revenue |  |  |  |  |  |  | 3,729 | 3,749
Total |  |  |  |  |  |  | 91,364 | 87,530
Less Current Portion |  |  |  |  |  |  | (5,538) | (4,826)
Long-Term Portion |  |  |  |  |  |  | 85,826 | 82,704
Amount at which New Jersey tax benefit agreed to be sold | $ 9,800 | $ 1,900 | $ 1,100 | $ 800 |  |  |  |
Amount of sale of New Jersey tax benefit | $ 9,200 | $ 1,800 | $ 1,000 | $ 800 |  |  |  |
Period for which base of operations must be maintained |  |  |  |  | 5 years |  |  |
Other income related to sale of tax benefits |  |  |  |  | $ 500 | $ 600 |  |
Accrued Lease Restructuring |  |  |  |  |  |  |  |
Beginning Balance |  |  |  |  | 1,154 |  |  |
Ending Balance |  |  |  |  | 1,150 |  |  |
Needham Expansion |  |  |  |  |  |  |  |
Accrued Lease Restructuring |  |  |  |  | 1,154 |  | $ 1,150 | $ 1,154
Expansion space (in square feet) | ft² |  |  |  |  |  |  |  | 11,500
Accrued Lease Restructuring |  |  |  |  |  |  |  |
Beginning Balance |  |  |  |  | 1,154 |  |  |
Expense |  |  |  |  | 267 |  |  |
Payments |  |  |  |  | (271) |  |  |
Ending Balance |  |  |  |  | 1,150 |  |  |
General and administrative | Branford, CT lease termination |  |  |  |  |  |  |  |
Restructuring expense |  |  |  |  | $ 200 |  |  |

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