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Other Long-Term Liabilities (Tables) | 6 Months Ended
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Jun. 30, 2017
Other Long-Term Liabilities |
Schedule of other long-term liabilities |
|  | June 30, 2017 |  | December 31, 2016 |
|  | (In thousands) |
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 |  | 1,150 |  | 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 |
Schedule of activity related to accrued lease restructuring | The activity related to accrued lease restructuring for the six months ended June 30, 2017 is presented below (in thousands):
|  | Accrued Lease Restructuring |
Balance at December 31, 2016 |  | $ | 1,154 |
Expense |  | 267 |
Payments |  | (271 | )
Balance at June 30, 2017 |  | $ | 1,150 |

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- Definition Tabular disclosure of other long-term liabilities, not separately disclosed on the balance sheet. + References No definition available. + Details
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- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
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