Intangible Assets and Goodwill

3 Months Ended

Mar. 31, 2018

Goodwill and Intangible Assets Disclosure [Abstract]


(a)	Intangibles

Through the purchases of Liekki Oy and Arbor Photonics, Inc., intangible assets were acquired. In addition, the Company capitalizes external costs incurred to file new patent applications, and extend the term of or defend the existing patents. The details of the intangibles are as follows:



	March 31, 2018
(in thousands)	Average amortization period	Gross carrying amount		Accumulated amortization			Net value

Amortizing intangible assets:
Patents	5 yrs	$	3,971	$	(1,610	)	$	2,361
Arbor acquired technology	3 yrs	670		(670		)	—
Direct nanoparticle deposition technology	6 yrs	558		(558		)	—
		$	5,199	$	(2,838	)	$	2,361



	December 31, 2017
(in thousands)	Average amortization period	Gross carrying amount		Accumulated amortization			Net value

Amortizing intangible assets:
Patents	5 yrs	$	3,310	$	(1,474	)	$	1,836
Arbor acquired technology	3 yrs	670		(670		)	—
Direct nanoparticle deposition technology	6 yrs	543		(543		)	—
		$	4,523	$	(2,687	)	$	1,836

Amortization expense for intangible assets was $127 thousand and $106 thousand for the three months ended March 31, 2018 and 2017, respectively. Estimated amortization expense for the remainder of 2018 and subsequent years is as follows:



(in thousands)
2018	$	489
2019	612
2020	539
2021	413
2022	266
Thereafter	42
	$	2,361


(b)	Goodwill

There were no changes in the carrying amount of goodwill during the three months ended March 31, 2018 and 2017.

- Definition

The entire disclosure for the aggregate amount of goodwill and a description of intangible assets, which may include (a) for amortizable intangible assets (also referred to as finite-lived intangible assets), the carrying amount, the amount of any significant residual value, and the weighted-average amortization period, (b) for intangible assets not subject to amortization (also referred to as indefinite-lived intangible assets), the carrying amount, and (c) the amount of research and development assets acquired and written off in the period, including the line item in the income statement in which the amounts written off are aggregated, if not readily apparent from the income statement. Also discloses (a) for amortizable intangibles assets in total and by major class, the gross carrying amount and accumulated amortization, the total amortization expense for the period, and the estimated aggregate amortization expense for each of the five succeeding fiscal years, (b) for intangible assets not subject to amortization the carrying amount in total and by major class, and (c) for goodwill, in total and for each reportable segment, the changes in the carrying amount of goodwill during the period (including the aggregate amount of goodwill acquired, the aggregate amount of impairment losses recognized, and the amount of goodwill included in the gain (loss) on disposal of a reporting unit). If any part of goodwill has not been allocated to a reportable segment, discloses the unallocated amount and the reasons for not allocating. For each impairment loss recognized related to an intangible asset (excluding goodwill), discloses: (a) a description of the impaired intangible asset and the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method for determining fair value, (c) the caption in the income statement or the statement of activities in which the impairment loss is aggregated, and (d) the segment in which the impaired intangible asset is reported. For each goodwill impairment loss recognized, discloses: (a) a description of the facts and circumstances leading to the impairment, (b) the amount of the impairment loss and the method of determining the fair value of the associated reporting unit, and (c) if a recognized impairment loss is an estimate not finalized and the reasons why the estimate is not final. May also disclose the nature and amount of any significant adjustments made to a previous estimate of an impairment loss.

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