Intangible Assets

9 Months Ended

Sep. 30, 2019

Intangible Assets

Intangible Assets

5. Intangible Assets

Intangible assets consisted of the following: 

		Gross Cost				Accumulated Amortization
	Remaining		September 30,		December 31,		September 30,		December 31,
	Life (years)	2019		2018		2019		2018
Other intangible assets	7.8		751		751		163		107
Total definite-lived intangible assets			751		751		163		107
IPR&D	na		6,629		6,629		—		—
Total intangible assets		$	7,380	$	7,380	$	163	$	107

As of September 30, 2019, estimated future amortization expenses are as follows:

Year Ending December 31,
2019	$	20
2020		75
2021		75
2022		75
2023		75
Thereafter		268
Total	$	588