Other Long-Term Liabilities

12 Months Ended

Dec. 31, 2018

Other Long-Term Liabilities

Other Long-Term Liabilities

(9) Other Long‑Term Liabilities

Other long‑term liabilities include the following:

	December 31,		December 31,
	2018		2017
	(In thousands)
Net Deferred Tax Liabilities Related to IPR&D (Note 14)	$	3,007	$	3,772
Deferred Income From Sale of Tax Benefits		4,218		6,756
Other		1,083		1,344
Contingent Milestones (Note 4)		13,779		43,400
Deferred Revenue		1,586		2,813
Total		23,673		58,085
Less Current Portion		(4,526)		(6,566)
Long-Term Portion	$	19,147	$	51,519

In November 2015, December 2014 and January 2014, the Company received approval from the New Jersey Economic Development Authority and agreed to sell New Jersey tax benefits of $9.8 million, $1.9 million and $1.1 million to an independent third party for $9.2 million, $1.8 million and $1.0 million, respectively. Under the agreement, the Company must maintain a base of operations in New Jersey for five years or the tax benefits must be paid back on a pro‑rata basis based on the number of years completed. During the years ended December 31, 2018, 2017 and 2016, the Company recorded $2.5 million,  $2.7 million and $2.8 million to other income related to the sale of these tax benefits, respectively.