Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Intangible Assets and Goodwill

The Company's amortizable and unamortizable intangible assets at December 31, 2016 and 2015, respectively, are as follows: 

	2016							2015
Goodwill and Intangible Assets:	Gross Value		Accumulated Amortization			Net Book Value		Gross Value		Accumulated Amortization			Net Book Value
Amortizable intangible assets:
Acquired IPR&D - Bloxiverz	$	35,248	$	(35,248	)	$	—	$	35,248	$	(23,498	)	$	11,750
Acquired IPR&D - Vazculep	12,061		(8,801		)	3,260		12,061		(7,986		)	4,075
Acquired product marketing rights	16,600		(1,019		)	15,581		—		—			—
Acquired developed technology	4,300		(304		)	3,996		—		—			—
Total amortizable intangible assets	$	68,209	$	(45,372	)	$	22,837	$	47,309	$	(31,484	)	$	15,825
Unamortizable intangible assets:
Goodwill	$	18,491	$	—		$	18,491	$	18,491	$	—		$	18,491
Total unamortizable intangible assets	$	18,491	$	—		$	18,491	$	18,491	$	—		$	18,491

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

Total future amortization of intangible assets for the next five years is as follows: 

Estimated Amortization Expense:	Balance
2017	$	2,258
2018	2,258
2019	2,258
2020	2,258
2021	1,443